/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:17:27,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:17:27,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:17:27,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:17:27,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:17:27,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:17:27,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:17:27,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:17:27,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:17:27,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:17:27,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:17:27,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:17:27,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:17:27,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:17:27,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:17:27,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:17:27,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:17:27,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:17:27,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:17:27,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:17:27,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:17:27,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:17:27,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:17:27,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:17:27,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:17:27,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:17:27,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:17:27,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:17:27,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:17:27,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:17:27,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:17:27,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:17:27,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:17:27,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:17:27,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:17:27,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:17:27,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:17:27,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:17:27,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:17:27,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:17:27,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:17:27,817 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 [2020-10-29 10:17:27,869 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:17:27,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:17:27,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:17:27,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:17:27,873 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:17:27,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:17:27,874 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:17:27,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:17:27,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:17:27,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:17:27,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:17:27,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:17:27,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:17:27,876 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:17:27,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:17:27,876 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:17:27,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:17:27,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:17:27,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:17:27,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:17:27,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:17:27,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:17:27,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:17:27,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:17:27,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:17:27,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:17:27,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:17:27,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:17:27,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:17:27,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:17:28,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:17:28,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:17:28,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:17:28,286 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:17:28,286 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:17:28,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product01.cil.c [2020-10-29 10:17:28,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f250d84f/8425ce810ae44dbfbc566936f0a95d93/FLAGc6478e285 [2020-10-29 10:17:29,131 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:17:29,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product01.cil.c [2020-10-29 10:17:29,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f250d84f/8425ce810ae44dbfbc566936f0a95d93/FLAGc6478e285 [2020-10-29 10:17:29,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f250d84f/8425ce810ae44dbfbc566936f0a95d93 [2020-10-29 10:17:29,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:17:29,310 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:17:29,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:17:29,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:17:29,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:17:29,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:17:29" (1/1) ... [2020-10-29 10:17:29,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a2c9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:29, skipping insertion in model container [2020-10-29 10:17:29,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:17:29" (1/1) ... [2020-10-29 10:17:29,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:17:29,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:17:30,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:17:30,058 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:17:30,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:17:30,376 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:17:30,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30 WrapperNode [2020-10-29 10:17:30,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:17:30,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:17:30,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:17:30,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:17:30,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (1/1) ... [2020-10-29 10:17:30,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:17:30,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:17:30,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:17:30,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:17:30,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (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 [2020-10-29 10:17:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:17:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:17:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:17:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:17:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:17:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:17:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:17:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:17:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:17:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:17:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:17:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:17:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:17:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:17:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:17:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:17:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:17:30,649 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:17:30,649 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:17:30,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:17:30,649 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:17:30,649 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:17:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:17:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:17:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:17:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:17:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:17:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:17:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:17:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:17:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:17:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:17:30,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:17:30,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:17:30,654 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:17:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:17:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:17:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:17:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:17:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:17:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:17:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:17:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:17:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:17:30,660 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:17:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:17:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:17:30,661 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:17:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:17:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:17:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:17:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:17:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:17:30,663 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:17:30,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:17:30,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:17:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:17:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:17:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:17:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:17:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:17:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:17:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:17:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:17:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:17:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:17:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:17:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:17:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:17:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:17:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:17:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:17:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:17:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:17:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:17:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:17:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:17:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:17:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:17:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:17:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:17:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:17:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:17:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:17:30,680 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:17:30,680 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:17:30,682 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:17:30,682 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:17:30,682 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:17:30,682 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:17:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:17:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:17:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:17:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:17:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:17:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:17:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:17:33,104 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:17:33,105 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:17:33,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:17:33 BoogieIcfgContainer [2020-10-29 10:17:33,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:17:33,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:17:33,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:17:33,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:17:33,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:17:29" (1/3) ... [2020-10-29 10:17:33,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5262948e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:17:33, skipping insertion in model container [2020-10-29 10:17:33,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:30" (2/3) ... [2020-10-29 10:17:33,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5262948e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:17:33, skipping insertion in model container [2020-10-29 10:17:33,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:17:33" (3/3) ... [2020-10-29 10:17:33,118 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product01.cil.c [2020-10-29 10:17:33,130 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:17:33,136 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:17:33,150 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:17:33,184 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:17:33,184 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:17:33,184 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:17:33,184 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:17:33,184 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:17:33,185 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:17:33,185 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:17:33,185 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:17:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states. [2020-10-29 10:17:33,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-29 10:17:33,252 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:17:33,254 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:17:33,255 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:17:33,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:17:33,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1795490372, now seen corresponding path program 1 times [2020-10-29 10:17:33,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:17:33,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [409931924] [2020-10-29 10:17:33,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:17:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:33,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:35,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:35,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:38,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:38,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 10:17:38,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:17:38,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 10:17:38,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:38,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 10:17:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:17:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 10:17:38,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:17:39,828 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-29 10:17:39,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:40,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-29 10:17:40,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:17:40,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:17:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:40,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:17:40,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:17:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:17:40,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:17:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:40,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:40,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:17:40,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:17:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:40,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:17:40,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:17:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:40,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:17:40,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:17:40,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:40,407 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-29 10:17:40,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:17:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:41,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:44,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:44,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:44,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:45,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-29 10:17:45,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:17:45,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 10:17:45,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:45,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:17:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 10:17:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 10:17:45,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:45,618 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:17:45,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:45,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:17:46,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:17:46,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 691 [2020-10-29 10:17:46,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:46,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:17:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:17:46,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:46,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:46,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:17:46,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:17:46,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:46,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:17:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:17:46,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:17:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 10:17:46,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:17:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:46,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:17:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:46,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:46,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:46,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:17:46,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:46,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:17:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:49,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:50,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:50,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-29 10:17:50,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:17:50,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4197 [2020-10-29 10:17:50,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:50,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:50,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:17:50,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:17:50,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 10:17:50,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:50,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:50,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:50,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:50,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:50,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:50,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 10:17:53,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:17:53,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2415 [2020-10-29 10:17:53,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:17:53,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:17:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 10:17:53,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:53,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:17:53,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:53,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:17:53,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:53,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:17:53,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:53,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:17:53,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:53,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:17:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:17:53,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:53,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:17:53,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:53,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:17:53,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:53,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:17:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:17:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:17:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:17:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 10:17:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:17:53,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:17:53,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 10:17:53,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:53,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:53,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:53,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:53,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:53,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:53,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:17:53,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:17:54,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [409931924] [2020-10-29 10:17:54,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:17:54,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-29 10:17:54,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956120616] [2020-10-29 10:17:54,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-29 10:17:54,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:17:54,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-29 10:17:54,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2020-10-29 10:17:54,062 INFO L87 Difference]: Start difference. First operand 725 states. Second operand 25 states. [2020-10-29 10:17:56,544 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:17:57,329 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:17:58,689 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:17:59,918 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:18:01,436 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:18:04,550 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:18:05,765 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:18:06,246 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:18:07,672 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:18:07,957 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:18:08,632 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:18:10,451 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:18:11,839 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:18:14,839 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2020-10-29 10:18:17,651 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 409 DAG size of output: 406 [2020-10-29 10:18:20,386 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 409 DAG size of output: 406 [2020-10-29 10:18:22,321 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 118 [2020-10-29 10:18:22,628 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:18:24,620 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:18:25,971 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:18:27,679 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:18:28,464 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-29 10:18:29,798 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:18:30,628 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:18:30,895 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:18:32,781 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:18:34,099 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:18:35,654 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:18:39,472 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:18:42,371 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:18:42,925 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:18:43,797 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:18:44,031 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-29 10:18:46,191 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:18:47,462 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:18:50,398 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:18:50,616 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:18:50,866 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:18:51,101 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:18:51,285 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:18:51,494 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:18:51,702 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:18:53,876 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:18:55,093 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:18:56,342 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:18:57,616 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:18:59,336 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:19:00,533 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:19:01,831 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:19:05,324 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:19:07,550 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:19:07,949 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:19:08,516 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:19:08,730 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:19:10,573 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:19:12,061 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:19:13,256 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:19:14,649 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:19:15,860 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:19:17,132 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:19:18,305 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:19:18,970 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:19:19,172 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:19:19,418 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:19:19,633 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:19:19,869 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:19:21,435 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:19:22,630 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:19:23,865 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:19:25,078 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:19:26,503 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:19:27,662 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:19:30,021 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:19:32,702 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:19:42,379 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:19:43,524 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:19:43,814 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:19:45,007 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:19:47,072 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:19:47,340 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:19:53,476 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:19:54,884 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:21:03,999 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:21:04,745 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 128