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-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:19:54,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:19:54,865 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:19:54,883 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:19:54,883 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:19:54,884 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:19:54,886 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:19:54,887 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:19:54,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:19:54,890 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:19:54,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:19:54,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:19:54,892 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:19:54,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:19:54,894 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:19:54,895 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:19:54,896 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:19:54,898 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:19:54,900 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:19:54,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:19:54,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:19:54,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:19:54,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:19:54,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:19:54,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:19:54,908 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:19:54,909 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:19:54,910 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:19:54,910 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:19:54,912 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:19:54,912 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:19:54,913 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:19:54,913 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:19:54,913 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:19:54,914 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:19:54,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:19:54,917 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:19:54,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:19:54,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:19:54,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:19:54,938 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:19:54,938 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:19:54,938 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:19:54,938 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:19:54,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:19:55,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:19:55,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:19:55,020 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:19:55,021 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:19:55,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl [2018-07-25 14:19:55,022 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/vogal.i_5.bpl' [2018-07-25 14:19:55,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:19:55,076 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:19:55,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:19:55,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:19:55,077 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:19:55,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:19:55,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:19:55,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:19:55,123 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:19:55,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/1) ... [2018-07-25 14:19:55,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:19:55,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:19:55,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:19:55,165 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:19:55,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (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 14:19:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:19:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:19:55,638 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:19:55,639 INFO L202 PluginConnector]: Adding new model vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:19:55 BoogieIcfgContainer [2018-07-25 14:19:55,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:19:55,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:19:55,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:19:55,645 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:19:55,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:19:55" (1/2) ... [2018-07-25 14:19:55,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116cfd79 and model type vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:19:55, skipping insertion in model container [2018-07-25 14:19:55,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vogal.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:19:55" (2/2) ... [2018-07-25 14:19:55,649 INFO L112 eAbstractionObserver]: Analyzing ICFG vogal.i_5.bpl [2018-07-25 14:19:55,661 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:19:55,671 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:19:55,727 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:19:55,731 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:19:55,731 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:19:55,732 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:19:55,732 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:19:55,732 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:19:55,732 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:19:55,733 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:19:55,733 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:19:55,769 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2018-07-25 14:19:55,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-25 14:19:55,779 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:19:55,784 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-07-25 14:19:55,786 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:19:55,795 INFO L82 PathProgramCache]: Analyzing trace with hash 148998095, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:19:55,820 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:19:56,013 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:19:56,014 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:19:56,018 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:19:56,024 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:19:56,025 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:19:56,028 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 3 states. [2018-07-25 14:19:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:19:56,118 INFO L93 Difference]: Finished difference Result 21 states and 29 transitions. [2018-07-25 14:19:56,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:19:56,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-07-25 14:19:56,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:19:56,132 INFO L225 Difference]: With dead ends: 21 [2018-07-25 14:19:56,132 INFO L226 Difference]: Without dead ends: 15 [2018-07-25 14:19:56,136 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:19:56,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-07-25 14:19:56,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2018-07-25 14:19:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-07-25 14:19:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2018-07-25 14:19:56,174 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 16 transitions. Word has length 8 [2018-07-25 14:19:56,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:19:56,175 INFO L472 AbstractCegarLoop]: Abstraction has 13 states and 16 transitions. [2018-07-25 14:19:56,175 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:19:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-07-25 14:19:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-07-25 14:19:56,176 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:19:56,176 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-25 14:19:56,176 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:19:56,177 INFO L82 PathProgramCache]: Analyzing trace with hash 768493221, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:19:56,192 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:19:56,417 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:19:56,417 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-25 14:19:56,418 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:19:56,419 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:19:56,419 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:19:56,419 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. Second operand 4 states. [2018-07-25 14:19:56,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:19:56,723 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2018-07-25 14:19:56,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:19:56,724 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-07-25 14:19:56,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:19:56,725 INFO L225 Difference]: With dead ends: 19 [2018-07-25 14:19:56,725 INFO L226 Difference]: Without dead ends: 17 [2018-07-25 14:19:56,727 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-25 14:19:56,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2018-07-25 14:19:56,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2018-07-25 14:19:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-07-25 14:19:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2018-07-25 14:19:56,733 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 19 transitions. Word has length 12 [2018-07-25 14:19:56,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:19:56,734 INFO L472 AbstractCegarLoop]: Abstraction has 15 states and 19 transitions. [2018-07-25 14:19:56,734 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:19:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-07-25 14:19:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-07-25 14:19:56,735 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:19:56,735 INFO L354 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-25 14:19:56,736 INFO L415 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:19:56,736 INFO L82 PathProgramCache]: Analyzing trace with hash -144651777, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:19:56,747 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:19:57,546 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-07-25 14:19:58,019 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-07-25 14:19:58,777 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-07-25 14:19:59,338 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2018-07-25 14:19:59,871 WARN L169 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-07-25 14:20:00,675 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2018-07-25 14:20:01,459 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-07-25 14:20:02,846 WARN L169 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2018-07-25 14:20:03,533 WARN L169 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-07-25 14:20:04,256 WARN L169 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-25 14:20:14,326 WARN L169 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-07-25 14:20:15,425 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-07-25 14:20:16,500 WARN L169 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-25 14:20:28,622 ERROR L403 Pdr]: Internal query 3690#(and (not (and (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296))) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= 0 (ite (= (mod (+ ULTIMATE.start_main_~cont_aux~5 6) 4294967296) (mod ULTIMATE.start_main_~cont~5 4294967296)) 1 0)) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 6) 4294967296)) (< (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296) 10) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296))))) (not (and (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296))) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 7) 4294967296)) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (< (mod (+ ULTIMATE.start_main_~j~5 6) 4294967296) 10) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 6) 4294967296))) (= (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 7) 4294967296)) 1 0) 0) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296))))) (not (and (<= 10 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296)) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 3) 4294967296)) 1 0)) (< (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296) 10))) (not (and (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296))) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296)) (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 4) 4294967296)) 1 0)) (< (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296) 10))) (not (and (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 1) 4294967296)) 1 0)) (< (mod ULTIMATE.start_main_~j~5 4294967296) 10) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296)))) (not (and (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 2) 4294967296)) 1 0)) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (< (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296) 10) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296)))) (not (and (<= 10 (mod ULTIMATE.start_main_~j~5 4294967296)) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod ULTIMATE.start_main_~cont_aux~5 4294967296)) 1 0)))) (not (and (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296))) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= 0 (ite (= (mod ULTIMATE.start_main_~cont~5 4294967296) (mod (+ ULTIMATE.start_main_~cont_aux~5 5) 4294967296)) 1 0)) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (< (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296) 10) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296))))) && assume !!(main_~j~5 % 4294967296 < 10);assume main_~string_entrada~5[main_~i~5 % 4294967296] == main_~vetor_vogais~5[main_~j~5 % 4294967296];main_#t~post7 := main_~cont_aux~5;main_~cont_aux~5 := main_#t~post7 + 1;havoc main_#t~post7;main_#t~post6 := main_~j~5;main_~j~5 := main_#t~post6 + 1;havoc main_#t~post6; && 2745#(and (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 3) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 4) 4294967296))) (= 0 (select ULTIMATE.start_main_~string_entrada~5 (mod (+ ULTIMATE.start_main_~i~5 1) 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 1) 4294967296))) (= 0 (ite (= (mod (+ ULTIMATE.start_main_~cont_aux~5 6) 4294967296) (mod ULTIMATE.start_main_~cont~5 4294967296)) 1 0)) (= (select ULTIMATE.start_main_~vetor_vogais~5 (mod ULTIMATE.start_main_~j~5 4294967296)) (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296))) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 2) 4294967296))) (<= 10 (mod (+ ULTIMATE.start_main_~j~5 6) 4294967296)) (< (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296) 10) (= (select ULTIMATE.start_main_~string_entrada~5 (mod ULTIMATE.start_main_~i~5 4294967296)) (select ULTIMATE.start_main_~vetor_vogais~5 (mod (+ ULTIMATE.start_main_~j~5 5) 4294967296)))) was unknown! [2018-07-25 14:20:28,823 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:28,825 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Solver returned unknown at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:405) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.computePdr(Pdr.java:289) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.(Pdr.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructPdr(TraceCheckConstructor.java:275) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:189) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:130) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:194) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:309) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:151) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-07-25 14:20:28,829 INFO L168 Benchmark]: Toolchain (without parser) took 33754.44 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 20.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 269.8 MB). Peak memory consumption was 290.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:20:28,831 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:20:28,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:20:28,832 INFO L168 Benchmark]: Boogie Preprocessor took 41.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:20:28,833 INFO L168 Benchmark]: RCFGBuilder took 474.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:20:28,833 INFO L168 Benchmark]: TraceAbstraction took 33187.39 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 20.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 248.7 MB). Peak memory consumption was 269.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:20:28,838 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 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 45.17 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 41.51 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 474.99 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33187.39 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 20.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 248.7 MB). Peak memory consumption was 269.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Solver returned unknown de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Solver returned unknown: de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:405) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/vogal.i_5.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-20-28-852.csv Received shutdown request...