java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:22:16,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:22:16,529 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:22:16,544 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:22:16,544 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:22:16,545 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:22:16,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:22:16,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:22:16,551 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:22:16,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:22:16,558 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:22:16,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:22:16,559 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:22:16,563 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:22:16,564 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:22:16,565 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:22:16,566 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:22:16,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:22:16,572 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:22:16,574 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:22:16,578 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:22:16,579 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:22:16,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:22:16,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:22:16,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:22:16,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:22:16,588 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:22:16,588 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:22:16,589 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:22:16,590 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:22:16,594 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:22:16,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:22:16,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:22:16,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:22:16,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:22:16,598 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:22:16,599 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:22:16,607 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:22:16,607 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:22:16,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:22:16,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:22:16,608 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:22:16,609 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:22:16,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:22:16,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:22:16,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:22:16,675 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:22:16,676 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:22:16,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl [2018-07-25 09:22:16,677 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl' [2018-07-25 09:22:16,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:22:16,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:22:16,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:22:16,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:22:16,725 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:22:16,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:22:16,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:22:16,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:22:16,763 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:22:16,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... [2018-07-25 09:22:16,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:22:16,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:22:16,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:22:16,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:22:16,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 09:22:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:22:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:22:17,003 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:22:17,004 INFO L202 PluginConnector]: Adding new model num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:22:17 BoogieIcfgContainer [2018-07-25 09:22:17,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:22:17,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:22:17,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:22:17,009 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:22:17,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:22:16" (1/2) ... [2018-07-25 09:22:17,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1600a3fa and model type num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:22:17, skipping insertion in model container [2018-07-25 09:22:17,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:22:17" (2/2) ... [2018-07-25 09:22:17,013 INFO L112 eAbstractionObserver]: Analyzing ICFG num_conversion_2.i_3.bpl [2018-07-25 09:22:17,023 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:22:17,031 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:22:17,076 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:22:17,077 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:22:17,077 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:22:17,077 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:22:17,077 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:22:17,077 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:22:17,077 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:22:17,078 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:22:17,078 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:22:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:22:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:22:17,098 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:22:17,099 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:22:17,100 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:22:17,105 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 09:22:17,111 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:22:17,355 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:22:17,356 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 09:22:17,363 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 09:22:17,369 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 09:22:17,369 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:22:17,372 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 09:22:17,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:22:17,399 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:22:17,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 09:22:17,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 09:22:17,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:22:17,412 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:22:17,413 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:22:17,416 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:22:17,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:22:17,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:22:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:22:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:22:17,454 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:22:17,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:22:17,455 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:22:17,455 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 09:22:17,455 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:22:17,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:22:17,456 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:22:17,456 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:22:17,457 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:22:17,457 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 09:22:17,457 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:22:18,039 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 12 [2018-07-25 09:22:20,996 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-07-25 09:22:22,453 WARN L169 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-07-25 09:22:24,764 WARN L169 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2018-07-25 09:22:29,020 INFO L420 BasicCegarLoop]: Counterexample might be feasible [2018-07-25 09:22:29,035 INFO L202 PluginConnector]: Adding new model num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:22:29 BoogieIcfgContainer [2018-07-25 09:22:29,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:22:29,037 INFO L168 Benchmark]: Toolchain (without parser) took 12313.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 991.0 MB in the end (delta: 484.2 MB). Peak memory consumption was 484.2 MB. Max. memory is 7.1 GB. [2018-07-25 09:22:29,038 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:22:29,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:22:29,040 INFO L168 Benchmark]: Boogie Preprocessor took 19.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:22:29,040 INFO L168 Benchmark]: RCFGBuilder took 221.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-07-25 09:22:29,041 INFO L168 Benchmark]: TraceAbstraction took 12029.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 991.0 MB in the end (delta: 465.1 MB). Peak memory consumption was 465.1 MB. Max. memory is 7.1 GB. [2018-07-25 09:22:29,046 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 221.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12029.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 991.0 MB in the end (delta: 465.1 MB). Peak memory consumption was 465.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 46]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: overapproximation of shiftLeft at line 39, overapproximation of bitwiseAnd at line 40. Possible FailurePath: [L15] havoc main_#res; [L16] havoc main_#t~nondet0, main_~i~6, main_~bit~6, main_~x~5, main_~y~5, main_~c~5; [L17] main_~x~5 := main_#t~nondet0; [L18] havoc main_#t~nondet0; [L19] havoc main_~y~5; [L20] havoc main_~c~5; [L21] main_~y~5 := 0; [L22] main_~c~5 := 0; [L25] assume true; [L38] assume !!(main_~c~5 % 256 < 8); [L39] main_~i~6 := ~shiftLeft(1, main_~c~5 % 256); [L40] main_~bit~6 := ~bitwiseAnd(main_~x~5 % 256, main_~i~6 % 256); [L41] assume main_~bit~6 % 256 != 0; [L42] main_~y~5 := main_~y~5 % 256 + main_~i~6 % 256; [L43] main_~c~5 := main_~c~5 % 256 + 1; [L25] assume true; [L30] assume !(main_~c~5 % 256 < 8); [L31] __VERIFIER_assert_#in~cond := (if main_~x~5 % 256 == main_~y~5 % 256 then 1 else 0); [L32] havoc __VERIFIER_assert_~cond; [L33] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L34] assume __VERIFIER_assert_~cond == 0; [L35] assume !false; [L46] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 11.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 11.7s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/num_conversion_2.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-22-29-059.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/num_conversion_2.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-22-29-059.csv Received shutdown request...