java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/Backtranslation/regression/bpl/Specifications.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:52:14,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:52:14,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:52:14,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:52:14,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:52:14,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:52:14,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:52:14,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:52:14,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:52:14,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:52:14,947 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:52:14,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:52:14,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:52:14,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:52:14,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:52:14,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:52:14,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:52:14,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:52:14,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:52:14,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:52:14,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:52:14,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:52:14,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:52:14,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:52:14,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:52:14,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:52:14,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:52:14,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:52:14,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:52:14,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:52:14,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:52:14,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:52:14,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:52:14,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:52:14,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:52:14,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:52:14,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:52:14,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:52:14,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:52:14,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:52:14,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:52:15,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:52:15,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:52:15,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:52:15,065 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:52:15,065 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:52:15,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Specifications.bpl [2019-08-05 09:52:15,067 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Specifications.bpl' [2019-08-05 09:52:15,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:52:15,101 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:52:15,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:15,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:52:15,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:52:15,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,134 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:52:15,135 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:52:15,135 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:52:15,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:15,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:52:15,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:52:15,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:52:15,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/1) ... [2019-08-05 09:52:15,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:52:15,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:52:15,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:52:15,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:52:15,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (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 [2019-08-05 09:52:15,236 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Main given in one single declaration [2019-08-05 09:52:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-05 09:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-05 09:52:15,237 INFO L124 BoogieDeclarations]: Specification and implementation of procedure inc given in one single declaration [2019-08-05 09:52:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2019-08-05 09:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2019-08-05 09:52:15,523 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:52:15,674 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:52:15,674 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 09:52:15,675 INFO L202 PluginConnector]: Adding new model Specifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:15 BoogieIcfgContainer [2019-08-05 09:52:15,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:52:15,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:52:15,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:52:15,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:52:15,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Specifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:15" (1/2) ... [2019-08-05 09:52:15,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57315763 and model type Specifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:52:15, skipping insertion in model container [2019-08-05 09:52:15,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Specifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:15" (2/2) ... [2019-08-05 09:52:15,686 INFO L109 eAbstractionObserver]: Analyzing ICFG Specifications.bpl [2019-08-05 09:52:15,696 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:52:15,703 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2019-08-05 09:52:15,720 INFO L252 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-08-05 09:52:15,745 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:52:15,745 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:52:15,746 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:52:15,746 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:52:15,746 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:52:15,746 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:52:15,746 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:52:15,747 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:52:15,747 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:52:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-08-05 09:52:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:52:15,770 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:52:15,771 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:52:15,774 INFO L418 AbstractCegarLoop]: === Iteration 1 === [MainErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, MainErr2ASSERT_VIOLATIONPOST_CONDITIONandASSERT, MainErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, MainErr1ASSERT_VIOLATIONINVARIANTandASSERT, incErr2ENSURES_VIOLATIONPOST_CONDITION, incErr1ENSURES_VIOLATIONPOST_CONDITION, incErr0ASSERT_VIOLATIONINVARIANTandASSERT]=== [2019-08-05 09:52:15,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:52:15,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1942, now seen corresponding path program 1 times [2019-08-05 09:52:15,831 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:52:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 09:52:15,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2019-08-05 09:52:15,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 09:52:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 09:52:15,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 09:52:15,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 09:52:15,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 09:52:15,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 09:52:15,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 09:52:15,928 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2019-08-05 09:52:16,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 09:52:16,001 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2019-08-05 09:52:16,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 09:52:16,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-08-05 09:52:16,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 09:52:16,014 INFO L225 Difference]: With dead ends: 21 [2019-08-05 09:52:16,015 INFO L226 Difference]: Without dead ends: 19 [2019-08-05 09:52:16,017 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 09:52:16,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-08-05 09:52:16,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-08-05 09:52:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-08-05 09:52:16,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-08-05 09:52:16,053 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 2 [2019-08-05 09:52:16,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 09:52:16,054 INFO L475 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-08-05 09:52:16,054 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 09:52:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-08-05 09:52:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:52:16,055 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:52:16,055 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:52:16,056 INFO L418 AbstractCegarLoop]: === Iteration 2 === [MainErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, MainErr2ASSERT_VIOLATIONPOST_CONDITIONandASSERT, MainErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, MainErr1ASSERT_VIOLATIONINVARIANTandASSERT, incErr2ENSURES_VIOLATIONPOST_CONDITION, incErr1ENSURES_VIOLATIONPOST_CONDITION, incErr0ASSERT_VIOLATIONINVARIANTandASSERT]=== [2019-08-05 09:52:16,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:52:16,056 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 09:52:16,057 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:52:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:52:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:52:16,080 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 09:52:16,098 INFO L202 PluginConnector]: Adding new model Specifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:52:16 BoogieIcfgContainer [2019-08-05 09:52:16,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:52:16,102 INFO L168 Benchmark]: Toolchain (without parser) took 999.17 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 73.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,103 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.64 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 106.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,106 INFO L168 Benchmark]: Boogie Preprocessor took 21.65 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 105.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,107 INFO L168 Benchmark]: RCFGBuilder took 504.16 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 93.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,108 INFO L168 Benchmark]: TraceAbstraction took 419.22 ms. Allocated memory is still 132.6 MB. Free memory was 93.6 MB in the beginning and 73.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:16,113 INFO L335 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 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.64 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 106.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.65 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 105.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 504.16 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 93.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 419.22 ms. Allocated memory is still 132.6 MB. Free memory was 93.6 MB in the beginning and 73.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 2]: procedure precondition can be violated and assertion can be violated procedure precondition can be violated and assertion can be violated We found a FailurePath: [L20] z := 0; [L2-L3] requires x > 0; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 19 locations, 7 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 1 SDslu, 14 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...