details

property	value
status	complete
benchmark	Division_false-termination.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n111.star.cs.uiowa.edu
space	Ultimate

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	4.32914590836 seconds
cpu usage	12.274465557
max memory	5.11217664E8

stage attributes

key	value
output-size	20344
starexec-result	NO

output

/export/starexec/sandbox/solver/bin/starexec_run_c /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox/benchmark/theBenchmark.c # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Termination of the given C Problem could be disproven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 180 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 593 ms] (4) LLVM Symbolic Execution Graph (5) SEGraph to IRS [EQUIVALENT, 136 ms] (6) IntTRS (7) IRS2T2 [EQUIVALENT, 0 ms] (8) T2IntSys (9) T2 [COMPLETE, 1325 ms] (10) NO ---------------------------------------- (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: true visibilityType: DEFAULT callingConvention: ccc *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca i32, align 4 %y = alloca i32, align 4 store 0, %1 %2 = call i32 (...)* @__VERIFIER_nondet_int() store %2, %y br %3 3: %4 = load %y %5 = icmp sge %4 0 br %5, %6, %9 6: %7 = load %y %8 = icmp sle %7 10 br %9 9: %10 = phi [0, %3], [%8, %6] br %10, %11, %16 11: %12 = load %y %13 = mul 2 %12 %14 = add %13 1 %15 = sdiv %14 2 store %15, %y br %3 16: ret 0 Analyze Termination of all function calls matching the pattern: main() ---------------------------------------- (3) LLVMToTerminationGraphProof (EQUIVALENT) Constructed symbolic execution graph for LLVM program and proved memory safety. ---------------------------------------- (4) Obligation: SE Graph ---------------------------------------- popout

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actions

all output return to C 88007