details

property	value
status	complete
benchmark	svcomp_openbsd_cstrnlen_alloca.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n137.star.cs.uiowa.edu
space	AProVE_memory_alloca

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	7.84872 seconds
cpu usage	23.7024
user time	22.5967
system time	1.10561
max virtual memory	1.9575E7
max residence set size	3535068.0

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# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination of the given C Problem could be proven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 171 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 4974 ms] (4) LLVM Symbolic Execution Graph (5) SymbolicExecutionGraphToSCCProof [SOUND, 0 ms] (6) LLVM Symbolic Execution SCC (7) SCC2IRS [SOUND, 107 ms] (8) IntTRS (9) IntTRSCompressionProof [EQUIVALENT, 0 ms] (10) IntTRS (11) RankingReductionPairProof [EQUIVALENT, 34 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: "cstrnlen" linkageType: EXTERNALLY_VISIBLE returnParam: i64 parameters: (str *i8, maxlen i64) variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca *i8, align 8 %2 = alloca i64, align 8 %cp = alloca *i8, align 8 store %str, %1 store %maxlen, %2 %3 = load %1 store %3, %cp br %4 4: %5 = load %2 %6 = icmp ne %5 0 br %6, %7, %12 7: %8 = load %cp %9 = load %8 %10 = sext i8 %9 to i32 %11 = icmp ne %10 0 br %12 12: %13 = phi [0, %4], [%11, %7] br %13, %14, %20 14: br %15 15: %16 = load %cp %17 = getelementptr %16, 1 store %17, %cp %18 = load %2 %19 = add %18 -1 store %19, %2 br %4 20: %21 = load %cp %22 = load %1 %23 = ptrtoint *i8 %21 to i64 %24 = ptrtoint *i8 %22 to i64 %25 = sub %23 %24 ret %25 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca i32, align 4 %length1 = alloca i32, align 4 %n = alloca i32, align 4 popout

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job log

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actions

all output return to C