YES 2019-05-11 07:12:10,276 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:10,279 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,283 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,283 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:10,284 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:10,284 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:10,285 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:10,285 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:10,285 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:10,288 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:10,288 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:10,288 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:10,288 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:10,289 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:10,289 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,290 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:12:12,426 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:12:12,426 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:12:12,427 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,427 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:12,777 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:12,777 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,778 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:12:12,778 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:12:12,778 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:12,778 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:12:12,778 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:12,779 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:12:12,779 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:12:12,779 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:12:12,779 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:12:12,779 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:12:12,780 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:12:12,780 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:12:12,780 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:12:12,780 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:12:12,780 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:12:12,780 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:12:12,781 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:12:12,781 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:12:12,781 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:12:12,781 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:12:12,781 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:12:12,782 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:12:12,782 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:12:12,782 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:12:12,782 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:12:12,782 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:12,782 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:12:12,783 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:12:12,783 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:12,783 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:12,783 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:12,783 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:12,784 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:12,996 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:13,003 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:13,003 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:13,005 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:13,007 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:13,007 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:13,007 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:13,127 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:13,129 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:13,129 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:13,129 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:13,133 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:13,133 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,240 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:13,241 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:13,241 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:13,241 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:13,257 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,262 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,262 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,264 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,265 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,266 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,267 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:13,267 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:13,267 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:13,267 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:13,269 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,365 INFO [MonitoredProcess.java:173]: Starting monitored process 1 with ./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 2019-05-11 07:12:13,367 INFO [MonitoredProcess.java:275]: Waiting until toolchain timeout for monitored process 1 with ./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:13,478 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:13,478 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:13,478 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:13,480 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:13,480 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,494 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,540 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,541 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,542 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,543 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,544 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:13,544 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:13,544 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:13,545 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:13,546 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:13" (1/5) ... 2019-05-11 07:12:13,547 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (2/5) ... 2019-05-11 07:12:13,547 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:13" (3/5) ... 2019-05-11 07:12:13,547 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (4/5) ... 2019-05-11 07:12:13,548 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:13" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:13,647 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:13,647 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:13,648 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:13,648 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:13,650 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:15,065 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:15,066 INFO [Benchmark.java:150]: Toolchain (without parser) took 1938.01 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 397.3 MB in the end (delta: 206.8 MB). Peak memory consumption was 206.8 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,068 INFO [Benchmark.java:150]: CDTParser took 109.01 ms. Allocated memory is still 643.3 MB. Free memory was 612.2 MB in the beginning and 605.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,069 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 111.59 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 600.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,069 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.96 ms. Allocated memory is still 643.3 MB. Free memory was 600.1 MB in the beginning and 598.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,070 INFO [Benchmark.java:150]: RCFGBuilder took 210.90 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 583.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,071 INFO [Benchmark.java:150]: BlockEncoding took 65.63 ms. Allocated memory is still 643.3 MB. Free memory was 583.3 MB in the beginning and 579.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,072 INFO [Benchmark.java:150]: TraceAbstraction took 103.18 ms. Allocated memory is still 643.3 MB. Free memory was 579.3 MB in the beginning and 572.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,072 INFO [Benchmark.java:150]: BuchiAutomizer took 1417.55 ms. Allocated memory is still 643.3 MB. Free memory was 572.6 MB in the beginning and 397.3 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,079 INFO [ResultNotifier.java:119]: RESULT: Ultimate could not prove your program: Toolchain returned no Result. RESULT: Ultimate could not prove your program: Toolchain returned no Result. 2019-05-11 07:12:15,079 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:15,079 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 13]: Procedure Contract for main 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:15,080 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 20]: Loop Invariant 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 17]: Loop Invariant 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:95]: CFG has 12 locations, 0 error locations. Automizer needed 0.0s and 0 iterations. Automata difference (including EdgeChecker) took 0.0s. Computation of Hoare annotation took 0.0s. Minimization removed 0 states and took 0.0s. Biggest automaton had 12 states and ocurred in iteration 0. InterpolantCoveringCapability: 0/0 ICC %: NaN EdgeCheckerBenchmarkData: No data available TraceCheckerBenchmark: No data available InterpolantConsolidationBenchmark: No data available 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:15,081 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:15,082 INFO [BasicToolchainJob.java:95]: Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function x + 0 and consists of 4 locations. One deterministic module has affine ranking function 2 * y + -2 * x + 1 and consists of 4 locations. One nondeterministic module has affine ranking function -2 * x + 2 * y + 1 and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. 2019-05-11 07:12:15,082 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:15,082 INFO [BasicToolchainJob.java:95]: Your program was decomposed into the following automata NestedWordAutomaton buchiAutomatonIteration2 = ( callAlphabet = {"call #t~ret3 := main();" "call ULTIMATE.init();" }, internalAlphabet = {"assume !true;" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "assume !true;" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "assume true;" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "assume true;" "assume true;assume !(~x~2 >= 2);" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "#res := 0;assume true;" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" }, returnAlphabet = {"return;" "return;" }, states = {"82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))" "89#(<= main_~x~2 oldRank0)" "79#unseeded" }, initialStates = {"79#unseeded" }, finalStates = {"88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))" }, callTransitions = { ("79#unseeded" "call #t~ret3 := main();" "82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("79#unseeded" "call ULTIMATE.init();" "82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") }, internalTransitions = { ("82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;" "82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))") ("88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "89#(<= main_~x~2 oldRank0)") ("88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "89#(<= main_~x~2 oldRank0)") ("88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" "88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))") ("89#(<= main_~x~2 oldRank0)" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "89#(<= main_~x~2 oldRank0)") ("89#(<= main_~x~2 oldRank0)" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "89#(<= main_~x~2 oldRank0)") ("89#(<= main_~x~2 oldRank0)" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "89#(<= main_~x~2 oldRank0)") ("89#(<= main_~x~2 oldRank0)" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" "88#(and (<= 0 oldRank0) (<= (+ main_~x~2 1) oldRank0))") }, returnTransitions = { ("82#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "79#unseeded" "return;" "79#unseeded") } ); NestedWordAutomaton buchiAutomatonIteration3 = ( callAlphabet = {"call #t~ret3 := main();" "call ULTIMATE.init();" }, internalAlphabet = {"assume !true;" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "assume !true;" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "assume true;" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "assume true;" "assume true;assume !(~x~2 >= 2);" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "#res := 0;assume true;" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" }, returnAlphabet = {"return;" "return;" }, states = {"163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "164#(<= (+ (* 2 main_~y~2) 1) (+ (* 2 main_~x~2) oldRank0))" "152#unseeded" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" }, initialStates = {"152#unseeded" }, finalStates = {"163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" }, callTransitions = { ("152#unseeded" "call #t~ret3 := main();" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("152#unseeded" "call ULTIMATE.init();" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") }, internalTransitions = { ("163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))") ("163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "164#(<= (+ (* 2 main_~y~2) 1) (+ (* 2 main_~x~2) oldRank0))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "163#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" "155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") }, returnTransitions = { ("155#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "152#unseeded" "return;" "152#unseeded") } ); NestedWordAutomaton buchiAutomatonIteration4 = ( callAlphabet = {"call #t~ret3 := main();" "call ULTIMATE.init();" }, internalAlphabet = {"assume !true;" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "assume !true;" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "assume true;" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "assume true;" "assume true;assume !(~x~2 >= 2);" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "#res := 0;assume true;" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" }, returnAlphabet = {"return;" "return;" }, states = {"400#unseeded" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "412#(<= (+ (* 2 main_~y~2) 1) (+ (* 2 main_~x~2) oldRank0))" }, initialStates = {"400#unseeded" }, finalStates = {"411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" }, callTransitions = { ("400#unseeded" "call #t~ret3 := main();" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("400#unseeded" "call ULTIMATE.init();" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") }, internalTransitions = { ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "~x~2 := ~x~2 - 1;~y~2 := ~y~2 - ~x~2;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "assume true;assume !!(~x~2 >= 2);~x~2 := ~x~2 - 1;~y~2 := ~y~2 + ~x~2;" "403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))") ("411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "assume true;assume !!(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;~y~2 := ~y~2 - 1;" "411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))") ("411#(and (<= 0 oldRank0) (<= (+ (* 2 main_~y~2) 2) (+ (* 2 main_~x~2) oldRank0)))" "assume true;assume !(~y~2 >= ~x~2 && #t~nondet2 != 0);havoc #t~nondet2;" "412#(<= (+ (* 2 main_~y~2) 1) (+ (* 2 main_~x~2) oldRank0))") }, returnTransitions = { ("403#(and unseeded (or (and |old(unseeded)| unseeded) (and (not unseeded) (not |old(unseeded)|))))" "400#unseeded" "return;" "400#unseeded") } ); 2019-05-11 07:12:15,083 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:15,083 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 1.3s and 5 iterations. Analysis of lassos took 0.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization removed 4 states and took 0.0s. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 14 states and ocurred in iteration 3. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 EdgeCheckerBenchmarkData: HoareTripleChecks: 11 SDtfs, 0 SDslu, 0 SDs, 0 lazy, 77 Sat,91 Unsat,0 Unknown,0 NotChecked. HoareTripleCheck time: 0.1s LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT3 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Termination: inital23 mio100 ax100 hnf96 lsp71 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq163 hnf94 smp100 dnf121 smp100 tf109 neg100 sie100 Nontermination: inital23 mio100 ax100 hnf96 lsp71 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq163 hnf94 smp100 dnf121 smp100 tf109 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 52ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 2019-05-11 07:12:15,084 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Termination proven 2019-05-11 07:12:15,084 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is terminating 2019-05-11 07:12:15,084 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:15,084 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:15,090 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 109.01 ms. Allocated memory is still 643.3 MB. Free memory was 612.2 MB in the beginning and 605.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 111.59 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 600.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 25.96 ms. Allocated memory is still 643.3 MB. Free memory was 600.1 MB in the beginning and 598.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB * RCFGBuilder took 210.90 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 583.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 53.1 GB * BlockEncoding took 65.63 ms. Allocated memory is still 643.3 MB. Free memory was 583.3 MB in the beginning and 579.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB * TraceAbstraction took 103.18 ms. Allocated memory is still 643.3 MB. Free memory was 579.3 MB in the beginning and 572.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * BuchiAutomizer took 1417.55 ms. Allocated memory is still 643.3 MB. Free memory was 572.6 MB in the beginning and 397.3 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,116 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully