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C Integer pair #487569413
details
property
value
status
complete
benchmark
AlternDiv.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n107.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
3.7675538063 seconds
cpu usage
10.596727736
max memory
1.0339328E9
stage attributes
key
value
output-size
2887
starexec-result
NO
output
/export/starexec/sandbox2/solver/bin/starexec_run_c /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox2/benchmark/theBenchmark.c # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination of the given C Problem could be disproven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 154 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 917 ms] (4) LLVM Symbolic Execution Graph (5) LLVMNonterminationProof [COMPLETE, 87 ms] (6) NO ---------------------------------------- (0) Obligation: c file /export/starexec/sandbox2/benchmark/theBenchmark.c ---------------------------------------- (1) CToLLVMProof (EQUIVALENT) Compiled c-file /export/starexec/sandbox2/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: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca i32, align 4 %i = alloca i32, align 4 store 0, %1 %2 = call i32 @__VERIFIER_nondet_int() store %2, %i br %3 3: %4 = load %i %5 = icmp ne %4 0 br %5, %6, %20 6: %7 = load %i %8 = icmp slt %7 0 br %8, %9, %14 9: %10 = load %i %11 = sub %10 1 store %11, %i %12 = load %i %13 = mul %12 -1 store %13, %i br %19 14: %15 = load %i %16 = add %15 1 store %16, %i %17 = load %i %18 = mul %17 -1 store %18, %i br %19 19: br %3 20: 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. ----------------------------------------
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