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/programs/random/RanFile037.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:03:00,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:03:00,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:03:00,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:03:00,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:03:00,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:03:00,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:03:00,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:03:00,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:03:00,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:03:00,921 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:03:00,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:03:00,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:03:00,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:03:00,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:03:00,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:03:00,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:03:00,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:03:00,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:03:00,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:03:00,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:03:00,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:03:00,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:03:00,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:03:00,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:03:00,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:03:00,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:03:00,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:03:00,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:03:00,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:03:00,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:03:00,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:03:00,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:03:00,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:03:00,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:03:00,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:03:00,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:03:00,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:03:00,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:03:00,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:03:00,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:03:00,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:03:01,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:03:01,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:03:01,004 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:03:01,005 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:03:01,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile037.bpl [2019-08-05 10:03:01,006 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile037.bpl' [2019-08-05 10:03:01,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:03:01,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:03:01,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:03:01,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:03:01,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:03:01,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,099 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:03:01,100 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:03:01,100 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:03:01,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:03:01,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:03:01,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:03:01,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:03:01,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/1) ... [2019-08-05 10:03:01,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:03:01,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:03:01,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:03:01,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:03:01,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (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 10:03:01,236 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 10:03:01,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 10:03:01,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 10:03:01,884 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:03:01,884 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:03:01,886 INFO L202 PluginConnector]: Adding new model RanFile037.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:03:01 BoogieIcfgContainer [2019-08-05 10:03:01,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:03:01,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:03:01,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:03:01,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:03:01,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:03:01" (1/2) ... [2019-08-05 10:03:01,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d6b35a and model type RanFile037.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:03:01, skipping insertion in model container [2019-08-05 10:03:01,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile037.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:03:01" (2/2) ... [2019-08-05 10:03:01,895 INFO L109 eAbstractionObserver]: Analyzing ICFG RanFile037.bpl [2019-08-05 10:03:01,904 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:03:01,914 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 10:03:01,929 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 10:03:01,950 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:03:01,950 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:03:01,951 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:03:01,951 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:03:01,951 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:03:01,951 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:03:01,951 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:03:01,952 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:03:01,952 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:03:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-08-05 10:03:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-08-05 10:03:01,971 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:03:01,972 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 10:03:01,974 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr2ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT, mainErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:03:01,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:03:01,979 INFO L82 PathProgramCache]: Analyzing trace with hash -255113082, now seen corresponding path program 1 times [2019-08-05 10:03:02,028 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:03:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:03:02,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:03:02,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:03:02,174 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 10:03:02,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:03:02,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-08-05 10:03:02,180 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:03:02,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:03:02,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:03:02,196 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-08-05 10:03:02,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:03:02,729 INFO L93 Difference]: Finished difference Result 49 states and 63 transitions. [2019-08-05 10:03:02,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-08-05 10:03:02,731 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2019-08-05 10:03:02,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:03:02,741 INFO L225 Difference]: With dead ends: 49 [2019-08-05 10:03:02,741 INFO L226 Difference]: Without dead ends: 42 [2019-08-05 10:03:02,744 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-08-05 10:03:02,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-08-05 10:03:02,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 22. [2019-08-05 10:03:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-08-05 10:03:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2019-08-05 10:03:02,779 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 31 transitions. Word has length 9 [2019-08-05 10:03:02,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:03:02,780 INFO L475 AbstractCegarLoop]: Abstraction has 22 states and 31 transitions. [2019-08-05 10:03:02,780 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:03:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2019-08-05 10:03:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-08-05 10:03:02,781 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:03:02,781 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 10:03:02,782 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr2ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT, mainErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:03:02,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:03:02,782 INFO L82 PathProgramCache]: Analyzing trace with hash 683205980, now seen corresponding path program 1 times [2019-08-05 10:03:02,783 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:03:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:03:02,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 6 conjunts are in the unsatisfiable core [2019-08-05 10:03:02,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:03:03,035 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 10:03:03,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:03:03,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-08-05 10:03:03,038 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-08-05 10:03:03,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-08-05 10:03:03,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:03:03,039 INFO L87 Difference]: Start difference. First operand 22 states and 31 transitions. Second operand 6 states. [2019-08-05 10:03:03,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:03:03,753 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2019-08-05 10:03:03,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-08-05 10:03:03,754 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2019-08-05 10:03:03,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:03:03,755 INFO L225 Difference]: With dead ends: 43 [2019-08-05 10:03:03,756 INFO L226 Difference]: Without dead ends: 43 [2019-08-05 10:03:03,757 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:03:03,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-08-05 10:03:03,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 27. [2019-08-05 10:03:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-08-05 10:03:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-08-05 10:03:03,763 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 10 [2019-08-05 10:03:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:03:03,764 INFO L475 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-08-05 10:03:03,764 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-08-05 10:03:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-08-05 10:03:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-08-05 10:03:03,764 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:03:03,765 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 10:03:03,765 INFO L418 AbstractCegarLoop]: === Iteration 3 === [mainErr2ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT, mainErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:03:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:03:03,766 INFO L82 PathProgramCache]: Analyzing trace with hash -295458809, now seen corresponding path program 1 times [2019-08-05 10:03:03,766 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:03:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 10:03:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 10:03:03,819 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 10:03:03,837 INFO L202 PluginConnector]: Adding new model RanFile037.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:03:03 BoogieIcfgContainer [2019-08-05 10:03:03,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:03:03,841 INFO L168 Benchmark]: Toolchain (without parser) took 2778.80 ms. Allocated memory was 134.2 MB in the beginning and 170.4 MB in the end (delta: 36.2 MB). Free memory was 110.9 MB in the beginning and 111.2 MB in the end (delta: -233.7 kB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,842 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 112.4 MB in the beginning and 112.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.89 ms. Allocated memory is still 134.2 MB. Free memory was 110.9 MB in the beginning and 109.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,845 INFO L168 Benchmark]: Boogie Preprocessor took 54.75 ms. Allocated memory is still 134.2 MB. Free memory was 109.0 MB in the beginning and 107.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,846 INFO L168 Benchmark]: RCFGBuilder took 728.40 ms. Allocated memory is still 134.2 MB. Free memory was 107.7 MB in the beginning and 87.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,847 INFO L168 Benchmark]: TraceAbstraction took 1950.65 ms. Allocated memory was 134.2 MB in the beginning and 170.4 MB in the end (delta: 36.2 MB). Free memory was 87.4 MB in the beginning and 111.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-08-05 10:03:03,853 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 112.4 MB in the beginning and 112.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.89 ms. Allocated memory is still 134.2 MB. Free memory was 110.9 MB in the beginning and 109.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.75 ms. Allocated memory is still 134.2 MB. Free memory was 109.0 MB in the beginning and 107.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 728.40 ms. Allocated memory is still 134.2 MB. Free memory was 107.7 MB in the beginning and 87.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1950.65 ms. Allocated memory was 134.2 MB in the beginning and 170.4 MB in the end (delta: 36.2 MB). Free memory was 87.4 MB in the beginning and 111.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 66]: assertion can be violated assertion can be violated We found a FailurePath: [L9] qrrswwv := qrrswwv + vuiiwzs + emntcyx + emntcyx; VAL [emntcyx=305, qrrswwv=46, vuiiwzs=29] [L10] COND FALSE !(qrrswwv < oesehyb + vuiiwzs + 100) VAL [emntcyx=305, oesehyb=-125, qrrswwv=46, vuiiwzs=29] [L21] COND FALSE !(emntcyx < vuiiwzs + 4 + oesehyb + 74 + 100 || qrrswwv > oesehyb + emntcyx - 97 - 0) VAL [emntcyx=305, oesehyb=-125, qrrswwv=46, vuiiwzs=29] [L34] COND FALSE !(zjwdcwa > emntcyx - zjwdcwa - emntcyx - qrrswwv) [L45] qrrswwv := qrrswwv + oesehyb + 7 + 71 + 3; [L46] COND TRUE vuiiwzs > 55 + qrrswwv - vuiiwzs VAL [emntcyx=305, oesehyb=-125, qrrswwv=2, vuiiwzs=29, zjwdcwa=-23] [L50] zjwdcwa := zjwdcwa + 90 + 71 + zjwdcwa; VAL [emntcyx=305, oesehyb=-125, qrrswwv=2, vuiiwzs=29, zjwdcwa=115] [L51] COND FALSE !(emntcyx < vuiiwzs + 23 - 64) [L54] qrrswwv := qrrswwv + vuiiwzs + qrrswwv; VAL [emntcyx=305, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=115] [L55] COND FALSE !(emntcyx < 2 + 84 + 46 + 73 + 100) VAL [emntcyx=305, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=115] [L58] zjwdcwa := zjwdcwa + vuiiwzs + 1 + 13 + oesehyb; VAL [emntcyx=305, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=33] [L59] COND TRUE qrrswwv > vuiiwzs - 86 - 32 || qrrswwv < vuiiwzs + 68 - 30 - zjwdcwa [L60] emntcyx := emntcyx + qrrswwv + 52 + 56 + vuiiwzs; VAL [emntcyx=475, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=33] [L61] COND FALSE !(zjwdcwa < 73 + 23 + 75 + 100 && vuiiwzs > 39 - 74 + qrrswwv + qrrswwv - 2) VAL [emntcyx=475, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=33] [L66] assert vuiiwzs < zjwdcwa - 45 - vuiiwzs - 86 + 62; VAL [emntcyx=475, oesehyb=-125, qrrswwv=33, vuiiwzs=29, zjwdcwa=33] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. UNSAFE Result, 1.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 69 SDslu, 23 SDs, 0 SdLazy, 226 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=2, 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, 2 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 3 QuantifiedInterpolants, 920 SizeOfPredicates, 8 NumberOfNonLiveVariables, 41 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...