/export/starexec/sandbox2/solver/bin/starexec_run_default /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- This is Ultimate 0.1.23-873feed-m [2018-07-13 06:32:14,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-13 06:32:14,206 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-13 06:32:14,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-13 06:32:14,217 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-13 06:32:14,218 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-13 06:32:14,219 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-13 06:32:14,221 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-13 06:32:14,231 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-13 06:32:14,232 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-13 06:32:14,233 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-13 06:32:14,233 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-13 06:32:14,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-13 06:32:14,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-13 06:32:14,236 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-13 06:32:14,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-13 06:32:14,237 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-13 06:32:14,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-13 06:32:14,240 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-13 06:32:14,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-13 06:32:14,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-13 06:32:14,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-13 06:32:14,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-13 06:32:14,246 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-13 06:32:14,246 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-13 06:32:14,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-13 06:32:14,247 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-13 06:32:14,248 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-13 06:32:14,249 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-13 06:32:14,256 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-13 06:32:14,256 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-13 06:32:14,257 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-13 06:32:14,257 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-13 06:32:14,257 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-13 06:32:14,258 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-13 06:32:14,259 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-13 06:32:14,259 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2018-07-13 06:32:14,273 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-13 06:32:14,273 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-13 06:32:14,274 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-13 06:32:14,274 INFO L133 SettingsManager]: * Rewrite not-equals=true [2018-07-13 06:32:14,274 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-13 06:32:14,275 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2018-07-13 06:32:14,275 INFO L133 SettingsManager]: * Use SBE=true [2018-07-13 06:32:14,275 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-07-13 06:32:14,275 INFO L133 SettingsManager]: * Use old map elimination=false [2018-07-13 06:32:14,275 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-07-13 06:32:14,275 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2018-07-13 06:32:14,276 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-07-13 06:32:14,276 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-07-13 06:32:14,276 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2018-07-13 06:32:14,276 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2018-07-13 06:32:14,276 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-13 06:32:14,276 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-07-13 06:32:14,277 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-13 06:32:14,277 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-13 06:32:14,277 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-07-13 06:32:14,277 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2018-07-13 06:32:14,277 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-13 06:32:14,277 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-13 06:32:14,278 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-07-13 06:32:14,278 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2018-07-13 06:32:14,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-13 06:32:14,278 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-13 06:32:14,278 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-13 06:32:14,278 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-13 06:32:14,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-13 06:32:14,316 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-13 06:32:14,320 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-07-13 06:32:14,321 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-13 06:32:14,321 INFO L276 PluginConnector]: CDTParser initialized [2018-07-13 06:32:14,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c !SESSION 2018-07-13 06:32:12.098 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_144 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp/BenchExec_run_XrTweF/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.cdt.core 1 0 2018-07-13 06:32:14.629 !MESSAGE Indexed 'FLAGad2ba4170' (0 sources, 0 headers) in 0.002 sec: 0 declarations; 0 references; 0 unresolved inclusions; 0 syntax errors; 0 unresolved names (0%) [2018-07-13 06:32:14,654 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_XrTweF/tmp/72e2367837eb492e9194e2e8d447c71b/FLAGad2ba4170 [2018-07-13 06:32:14,798 INFO L276 CDTParser]: Found 1 translation units. [2018-07-13 06:32:14,799 INFO L158 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2018-07-13 06:32:14,799 INFO L111 ultiparseSymbolTable]: Ignoring system include stdlib.h [2018-07-13 06:32:14,808 INFO L324 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_XrTweF/tmp/72e2367837eb492e9194e2e8d447c71b/FLAGad2ba4170 [2018-07-13 06:32:14,835 INFO L332 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/BenchExec_run_XrTweF/tmp/72e2367837eb492e9194e2e8d447c71b [2018-07-13 06:32:14,846 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-13 06:32:14,848 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2018-07-13 06:32:14,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-13 06:32:14,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-13 06:32:14,856 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-13 06:32:14,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:32:14" (1/1) ... [2018-07-13 06:32:14,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75557597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:14, skipping insertion in model container [2018-07-13 06:32:14,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:32:14" (1/1) ... [2018-07-13 06:32:15,011 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-13 06:32:15,060 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-13 06:32:15,083 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-13 06:32:15,094 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-13 06:32:15,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15 WrapperNode [2018-07-13 06:32:15,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-13 06:32:15,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-13 06:32:15,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-13 06:32:15,114 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-13 06:32:15,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-13 06:32:15,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-13 06:32:15,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-13 06:32:15,220 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-13 06:32:15,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... [2018-07-13 06:32:15,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-13 06:32:15,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-13 06:32:15,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-13 06:32:15,255 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-13 06:32:15,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:32:15" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2018-07-13 06:32:15,282 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.getOutputStream(MonitoredProcess.java:481) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.createProcess(Executor.java:99) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.(Executor.java:86) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.(Scriptor.java:74) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SolverBuilder.createExternalSolver(SolverBuilder.java:137) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SolverBuilder.buildScript(SolverBuilder.java:170) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SolverBuilder.buildAndInitializeSolver(SolverBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.constructAndInitializeSolver(CfgBuilder.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.(CfgBuilder.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-07-13 06:32:15,285 INFO L168 Benchmark]: Toolchain (without parser) took 438.59 ms. Allocated memory was 649.6 MB in the beginning and 686.3 MB in the end (delta: 36.7 MB). Free memory was 571.1 MB in the beginning and 640.9 MB in the end (delta: -69.8 MB). There was no memory consumed. Max. memory is 50.3 GB. [2018-07-13 06:32:15,287 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 592.0 MB. There was no memory consumed. Max. memory is 50.3 GB. [2018-07-13 06:32:15,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.49 ms. Allocated memory is still 649.6 MB. Free memory was 571.1 MB in the beginning and 559.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 50.3 GB. [2018-07-13 06:32:15,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.45 ms. Allocated memory was 649.6 MB in the beginning and 686.3 MB in the end (delta: 36.7 MB). Free memory was 557.6 MB in the beginning and 650.5 MB in the end (delta: -92.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 50.3 GB. [2018-07-13 06:32:15,289 INFO L168 Benchmark]: Boogie Preprocessor took 34.94 ms. Allocated memory is still 686.3 MB. Free memory was 650.5 MB in the beginning and 647.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. [2018-07-13 06:32:15,290 INFO L168 Benchmark]: RCFGBuilder took 29.88 ms. Allocated memory is still 686.3 MB. Free memory was 647.8 MB in the beginning and 640.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 50.3 GB. [2018-07-13 06:32:15,293 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 592.0 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 264.49 ms. Allocated memory is still 649.6 MB. Free memory was 571.1 MB in the beginning and 559.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 105.45 ms. Allocated memory was 649.6 MB in the beginning and 686.3 MB in the end (delta: 36.7 MB). Free memory was 557.6 MB in the beginning and 650.5 MB in the end (delta: -92.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 34.94 ms. Allocated memory is still 686.3 MB. Free memory was 650.5 MB in the beginning and 647.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. * RCFGBuilder took 29.88 ms. Allocated memory is still 686.3 MB. Free memory was 647.8 MB in the beginning and 640.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.getOutputStream(MonitoredProcess.java:481) RESULT: Ultimate could not prove your program: Toolchain returned no result. !ENTRY org.eclipse.core.resources 2 10035 2018-07-13 06:32:15.318 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check