/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:43:03,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:43:03,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:43:03,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:43:03,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:43:03,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:43:03,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:43:03,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:43:03,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:43:03,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:43:03,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:43:03,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:43:03,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:43:03,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:43:03,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:43:03,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:43:03,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:43:03,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:43:03,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:43:03,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:43:03,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:43:03,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:43:03,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:43:03,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:43:03,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:43:03,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:43:03,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:43:03,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:43:03,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:43:03,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:43:03,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:43:03,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:43:03,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:43:03,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:43:03,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:43:03,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:43:03,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:43:03,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:43:03,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:43:03,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:43:03,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:43:03,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:43:03,440 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:43:03,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:43:03,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:43:03,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:43:03,442 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:43:03,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:43:03,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:43:03,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:43:03,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:43:03,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:43:03,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:43:03,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:43:03,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:43:03,444 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:43:03,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:43:03,444 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:43:03,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:43:03,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:43:03,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:43:03,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:43:03,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:43:03,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:43:03,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:43:03,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:43:03,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:43:03,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:43:03,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:43:03,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:43:03,447 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:43:03,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:43:03,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:43:03,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:43:03,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:43:03,784 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:43:03,785 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:43:03,786 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product03.cil.c [2020-10-12 16:43:03,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cfc6c385/cb3106bb85404ad590f8808091e9f79d/FLAG727b02b9e [2020-10-12 16:43:04,455 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:43:04,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product03.cil.c [2020-10-12 16:43:04,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cfc6c385/cb3106bb85404ad590f8808091e9f79d/FLAG727b02b9e [2020-10-12 16:43:04,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cfc6c385/cb3106bb85404ad590f8808091e9f79d [2020-10-12 16:43:04,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:43:04,713 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:43:04,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:04,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:43:04,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:43:04,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:04" (1/1) ... [2020-10-12 16:43:04,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f504857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:04, skipping insertion in model container [2020-10-12 16:43:04,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:04" (1/1) ... [2020-10-12 16:43:04,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:43:04,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:43:05,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:05,545 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:43:05,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:05,725 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:43:05,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05 WrapperNode [2020-10-12 16:43:05,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:05,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:43:05,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:43:05,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:43:05,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:43:05,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:43:05,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:43:05,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:43:05,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:43:05,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:43:05,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:43:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:43:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:43:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:43:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:43:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:43:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:43:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:43:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:43:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:43:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:43:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:43:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:43:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:43:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:43:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:43:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:43:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:43:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:43:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:43:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:43:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:43:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:43:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:43:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:43:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:43:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:43:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:43:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:43:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:43:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:43:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:43:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:43:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:43:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:43:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:43:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:43:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:43:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:43:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:43:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:43:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:43:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:43:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:43:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:43:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:43:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:43:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:43:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:43:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:43:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:43:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:43:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:43:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:43:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:43:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:43:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:43:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:43:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:43:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:43:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:43:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:43:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:43:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:43:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:43:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:43:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:43:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:43:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:43:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:43:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:43:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:43:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:43:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:43:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:43:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:43:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:43:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:43:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:43:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:43:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:43:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:43:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:43:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:43:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:43:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:43:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:43:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:43:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:43:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:43:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:43:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:43:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:43:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:43:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:43:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:43:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:43:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:43:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:43:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:43:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:43:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:43:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:43:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:43:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:43:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:43:08,361 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:43:08,362 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:43:08,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:08 BoogieIcfgContainer [2020-10-12 16:43:08,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:43:08,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:43:08,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:43:08,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:43:08,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:43:04" (1/3) ... [2020-10-12 16:43:08,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c92deb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:08, skipping insertion in model container [2020-10-12 16:43:08,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05" (2/3) ... [2020-10-12 16:43:08,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c92deb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:08, skipping insertion in model container [2020-10-12 16:43:08,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:08" (3/3) ... [2020-10-12 16:43:08,385 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product03.cil.c [2020-10-12 16:43:08,396 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:43:08,409 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:43:08,423 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:43:08,460 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:43:08,461 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:43:08,461 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:43:08,461 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:43:08,461 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:43:08,461 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:43:08,461 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:43:08,462 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:43:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states. [2020-10-12 16:43:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-12 16:43:08,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:43:08,542 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:43:08,542 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:43:08,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:43:08,549 INFO L82 PathProgramCache]: Analyzing trace with hash 370351368, now seen corresponding path program 1 times [2020-10-12 16:43:08,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:43:08,558 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165509226] [2020-10-12 16:43:08,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:43:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:09,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:09,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:09,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:09,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:10,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:14,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:14,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-12 16:43:14,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:14,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-12 16:43:14,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:14,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:14,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-12 16:43:14,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:43:14,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:43:15,050 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:43:15,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 16:43:15,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:43:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:15,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:43:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:15,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:43:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:15,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:43:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:15,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:43:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:15,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:15,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:15,428 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:43:15,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:20,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-12 16:43:20,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:20,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 16:43:20,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-12 16:43:20,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:43:20,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:20,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:20,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:21,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:21,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 608 [2020-10-12 16:43:21,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:21,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:43:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:43:21,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:21,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:21,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:43:21,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:21,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:21,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:43:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:21,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:21,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-12 16:43:21,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:21,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:43:21,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:43:21,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:43:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:21,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:43:21,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:21,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:21,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:43:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-12 16:43:26,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:43:26,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 16:43:26,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:26,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 16:43:26,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:43:26,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:26,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:43:30,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:30,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3772 [2020-10-12 16:43:30,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:43:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:43:30,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:30,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:43:30,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 16:43:30,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:30,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:43:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 16:43:30,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:43:30,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:30,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:30,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:30,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:30,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:30,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:43:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:43:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:30,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:43:30,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:30,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:30,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:43:30,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:30,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:43:30,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:30,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:43:30,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:30,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:30,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:30,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:30,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:30,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:30,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:30,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:30,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:30,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:43:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:30,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:30,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:30,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:30,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:43:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:43:30,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:43:30,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:43:30,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:43:30,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:31,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:43:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:31,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:31,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:31,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:43:31,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:31,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:31,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:31,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:31,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:43:31,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:31,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:31,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:31,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:31,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:31,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:31,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:31,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:31,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:31,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:31,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-12 16:43:31,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [165509226] [2020-10-12 16:43:31,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:43:31,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-12 16:43:31,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578069825] [2020-10-12 16:43:31,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 16:43:31,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:43:31,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 16:43:31,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=493, Unknown=0, NotChecked=0, Total=552 [2020-10-12 16:43:31,199 INFO L87 Difference]: Start difference. First operand 749 states. Second operand 24 states. [2020-10-12 16:43:33,375 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:43:34,270 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:35,100 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:35,885 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:36,720 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:37,521 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:38,385 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:39,302 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:40,356 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:42,809 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:43,579 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:44,372 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:45,503 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:46,330 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:47,931 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 394 DAG size of output: 391 [2020-10-12 16:43:48,725 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:49,555 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:43:50,367 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:51,236 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:52,122 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:52,923 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:53,300 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:43:53,599 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:55,099 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:55,269 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:43:56,179 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:43:56,380 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:43:57,943 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:58,955 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:43:59,736 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:01,686 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:05,235 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:06,868 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:07,516 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:11,190 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:12,030 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:12,965 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:17,978 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:19,492 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 393 DAG size of output: 390 [2020-10-12 16:44:19,841 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:20,777 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:21,559 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:23,082 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:24,157 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:44:24,487 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:44:25,474 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:26,287 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:28,271 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:29,095 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:30,162 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:33,642 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:44:36,841 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:37,387 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:44:37,558 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:44:37,869 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:38,746 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:44:41,590 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 394 DAG size of output: 391 [2020-10-12 16:44:46,485 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:52,576 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:58,736 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 396 DAG size of output: 393 [2020-10-12 16:45:10,199 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:10,791 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:45:19,299 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:19,654 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-12 16:45:19,836 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:45:43,464 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:46:05,322 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 396 DAG size of output: 391 [2020-10-12 16:46:12,642 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:46:20,971 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-12 16:46:55,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:46:55,425 INFO L93 Difference]: Finished difference Result 7037 states and 14718 transitions. [2020-10-12 16:46:55,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2020-10-12 16:46:55,427 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 133 [2020-10-12 16:46:55,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:46:55,538 INFO L225 Difference]: With dead ends: 7037 [2020-10-12 16:46:55,538 INFO L226 Difference]: Without dead ends: 6269 [2020-10-12 16:46:55,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11048 ImplicationChecksByTransitivity, 47.9s TimeCoverageRelationStatistics Valid=3383, Invalid=25009, Unknown=0, NotChecked=0, Total=28392 [2020-10-12 16:46:55,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states.