details

property	value
status	complete
benchmark	svcomp_cstrlen_true-termination.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n146.star.cs.uiowa.edu
space	SV-COMP_Termination_Category

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	2.79164 seconds
cpu usage	7.56097
user time	7.2368
system time	0.324168
max virtual memory	2.0094744E7
max residence set size	560820.0

stage attributes

key	value
starexec-result	YES

output

YES proof of /export/starexec/sandbox/benchmark/theBenchmark.c # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination of the given C Problem could be proven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 176 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 582 ms] (4) LLVM Symbolic Execution Graph (5) SymbolicExecutionGraphToSCCProof [SOUND, 0 ms] (6) LLVM Symbolic Execution SCC (7) SCC2IRS [SOUND, 34 ms] (8) IntTRS (9) IntTRSCompressionProof [EQUIVALENT, 0 ms] (10) IntTRS (11) PolynomialOrderProcessor [EQUIVALENT, 10 ms] (12) YES ---------------------------------------- (0) Obligation: c file /export/starexec/sandbox/benchmark/theBenchmark.c ---------------------------------------- (1) CToLLVMProof (EQUIVALENT) Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. ---------------------------------------- (2) Obligation: LLVM Problem Aliases: Data layout: "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" Machine: "x86_64-pc-linux-gnu" Type definitions: Global variables: Function declarations and definitions: *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc *BasicFunctionTypename: "malloc" returnParam: *i8 parameters: (i64) variableLength: false visibilityType: DEFAULT callingConvention: ccc *BasicFunctionTypename: "__VERIFIER_nondet_String" linkageType: EXTERNALLY_VISIBLE returnParam: *i8 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %length = alloca i32, align 4 %nondetString = alloca *i8, align 8 %1 = call i32 @__VERIFIER_nondet_int() store %1, %length %2 = load %length %3 = icmp slt %2 1 br %3, %4, %5 4: store 1, %length br %5 5: %6 = load %length %7 = sext i32 %6 to i64 %8 = mul %7 1 %9 = call *i8 @malloc(i64 %8) store %9, %nondetString %10 = load %length %11 = sub %10 1 %12 = sext i32 %11 to i64 %13 = load %nondetString %14 = getelementptr %13, %12 store 0, %14 %15 = load %nondetString ret %15 *BasicFunctionTypename: "cstrlen" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: (s *i8) variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca *i8, align 8 %p = alloca *i8, align 8 store %s, %1 %2 = load %1 store %2, %p br %3 3: %4 = load %p %5 = load %4 %6 = sext i8 %5 to i32 %7 = icmp ne %6 0 br %7, %8, %11 8: %9 = load %p %10 = getelementptr %9, 1 store %10, %p popout

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actions

all output return to C