/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:30:04,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:30:04,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:30:04,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:30:04,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:30:04,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:30:04,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:30:04,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:30:04,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:30:04,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:30:04,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:30:04,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:30:04,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:30:04,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:30:04,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:30:04,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:30:04,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:30:04,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:30:04,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:30:04,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:30:04,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:30:04,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:30:04,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:30:04,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:30:04,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:30:04,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:30:04,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:30:04,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:30:04,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:30:04,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:30:04,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:30:04,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:30:04,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:30:04,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:30:04,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:30:04,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:30:04,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:30:04,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:30:04,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:30:04,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:30:04,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:30:04,862 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 [2020-10-28 15:30:04,911 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:30:04,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:30:04,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:30:04,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:30:04,917 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:30:04,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:30:04,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:30:04,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:30:04,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:30:04,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:30:04,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:30:04,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:30:04,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:30:04,920 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:30:04,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:30:04,921 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:30:04,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:30:04,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:30:04,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:30:04,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:30:04,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:30:04,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:30:04,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:30:04,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:30:04,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:30:04,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:30:04,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:30:04,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:30:04,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:30:04,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:30:05,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:30:05,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:30:05,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:30:05,399 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:30:05,400 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:30:05,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-28 15:30:05,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/461259214/73bdcaea1d82474087129c5873990334/FLAGce4f1cc37 [2020-10-28 15:30:06,358 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:30:06,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-28 15:30:06,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/461259214/73bdcaea1d82474087129c5873990334/FLAGce4f1cc37 [2020-10-28 15:30:06,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/461259214/73bdcaea1d82474087129c5873990334 [2020-10-28 15:30:06,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:30:06,508 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:30:06,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:30:06,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:30:06,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:30:06,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:30:06" (1/1) ... [2020-10-28 15:30:06,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d112a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:06, skipping insertion in model container [2020-10-28 15:30:06,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:30:06" (1/1) ... [2020-10-28 15:30:06,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:30:06,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:30:07,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:30:07,341 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:30:07,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:30:07,598 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:30:07,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07 WrapperNode [2020-10-28 15:30:07,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:30:07,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:30:07,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:30:07,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:30:07,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (1/1) ... [2020-10-28 15:30:07,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:30:07,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:30:07,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:30:07,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:30:07,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (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 [2020-10-28 15:30:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:30:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:30:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:30:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:30:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:30:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:30:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:30:07,888 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:30:07,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:30:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:30:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:30:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:30:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:30:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:30:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:30:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:30:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:30:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:30:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:30:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:30:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:30:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:30:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:30:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:30:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:30:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:30:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:30:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:30:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:30:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:30:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:30:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:30:10,544 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:30:10,545 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:30:10,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:30:10 BoogieIcfgContainer [2020-10-28 15:30:10,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:30:10,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:30:10,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:30:10,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:30:10,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:30:06" (1/3) ... [2020-10-28 15:30:10,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae6787c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:30:10, skipping insertion in model container [2020-10-28 15:30:10,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:30:07" (2/3) ... [2020-10-28 15:30:10,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae6787c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:30:10, skipping insertion in model container [2020-10-28 15:30:10,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:30:10" (3/3) ... [2020-10-28 15:30:10,557 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product09.cil.c [2020-10-28 15:30:10,570 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:30:10,576 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:30:10,590 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:30:10,626 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:30:10,627 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:30:10,627 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:30:10,627 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:30:10,627 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:30:10,627 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:30:10,627 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:30:10,627 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:30:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states. [2020-10-28 15:30:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:30:10,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:30:10,739 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 15:30:10,739 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]=== [2020-10-28 15:30:10,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:30:10,749 INFO L82 PathProgramCache]: Analyzing trace with hash 988640430, now seen corresponding path program 1 times [2020-10-28 15:30:10,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:30:10,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [829639622] [2020-10-28 15:30:10,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:30:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:11,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:11,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:11,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:16,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:16,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-28 15:30:16,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:30:16,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-28 15:30:16,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:16,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:30:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 15:30:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:30:17,304 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:30:17,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:30:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:17,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-28 15:30:17,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:30:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:17,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:17,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:30:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:17,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:17,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:30:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:17,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:17,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:30:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:17,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:17,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:30:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:17,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:17,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:17,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:17,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:17,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:17,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:17,755 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:30:17,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:30:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:17,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:17,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:18,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:18,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:18,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:20,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:20,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:22,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:22,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 15:30:22,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:30:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:30:22,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:22,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:22,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:30:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:30:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:22,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:30:23,039 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:30:23,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:30:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:23,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:23,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:23,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:23,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:23,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:24,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:30:24,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:30:24,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1029 [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:24,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:24,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:24,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:24,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:24,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:24,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:24,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:30:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:24,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:24,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:30:24,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:24,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:30:24,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:24,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:24,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:30:24,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:30:24,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:30:24,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:24,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:30:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:24,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:24,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:30:24,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:24,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:30:24,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:24,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:30:24,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:24,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:24,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:24,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:24,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:24,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:24,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:24,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:24,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:24,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:30:24,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:30:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:24,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:25,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:30:25,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:30:25,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1151 [2020-10-28 15:30:25,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:25,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 15:30:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:25,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:25,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:25,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:25,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:25,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:30:25,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:25,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:25,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:25,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:25,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:25,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:25,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:30:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:25,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:25,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:30:25,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 15:30:25,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:25,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:25,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:25,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:30:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:25,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:25,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:25,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:25,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:25,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:25,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:25,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:25,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:25,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:25,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:25,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:25,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:25,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:25,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:25,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:25,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:30:25,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 15:30:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:25,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:28,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:28,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:30,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-28 15:30:30,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:30:30,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 15:30:30,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:30,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-28 15:30:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:30,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:30,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:30,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:30,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 15:30:33,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:30:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2946 [2020-10-28 15:30:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:30:33,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:33,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:33,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:33,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:33,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:30:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:30:33,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:33,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:30:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:33,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:33,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:30:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:33,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:33,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:33,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:33,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:33,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:33,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:30:33,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [829639622] [2020-10-28 15:30:33,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:30:33,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:30:33,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379594516] [2020-10-28 15:30:33,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:30:33,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:30:33,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:30:33,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:30:33,896 INFO L87 Difference]: Start difference. First operand 742 states. Second operand 10 states. [2020-10-28 15:30:35,991 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:30:38,922 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:30:59,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:30:59,625 INFO L93 Difference]: Finished difference Result 1511 states and 2619 transitions. [2020-10-28 15:30:59,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:30:59,628 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-28 15:30:59,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:30:59,666 INFO L225 Difference]: With dead ends: 1511 [2020-10-28 15:30:59,666 INFO L226 Difference]: Without dead ends: 920 [2020-10-28 15:30:59,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:30:59,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-10-28 15:31:00,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 585. [2020-10-28 15:31:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-10-28 15:31:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 938 transitions. [2020-10-28 15:31:00,035 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 938 transitions. Word has length 139 [2020-10-28 15:31:00,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:31:00,038 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 938 transitions. [2020-10-28 15:31:00,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:31:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 938 transitions. [2020-10-28 15:31:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 15:31:00,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:31:00,054 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 15:31:00,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:31:00,054 INFO L429 AbstractCegarLoop]: === Iteration 2 === [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]=== [2020-10-28 15:31:00,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:31:00,055 INFO L82 PathProgramCache]: Analyzing trace with hash -907996467, now seen corresponding path program 1 times [2020-10-28 15:31:00,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:31:00,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [626389202] [2020-10-28 15:31:00,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:31:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:00,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:00,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:00,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:00,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:00,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:00,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:04,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:05,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:05,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-28 15:31:05,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:31:05,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:31:05,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:06,348 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:31:06,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:06,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:06,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:31:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:06,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:31:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:06,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:06,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:06,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:31:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:06,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:31:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:06,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:06,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:06,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:31:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:06,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:06,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:06,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:06,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:06,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:06,695 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:31:06,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:31:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:06,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:06,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:07,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:07,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:07,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:07,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:11,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:11,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-28 15:31:11,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:31:11,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:31:11,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:11,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:11,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:11,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:31:11,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:31:11,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:11,908 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:31:11,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:11,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:11,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:11,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:11,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:11,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:12,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:31:12,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:31:12,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 592 [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:31:12,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:12,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:12,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:12,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:12,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:12,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:31:12,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:12,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:12,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:12,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:12,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:31:12,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:31:12,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:12,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:31:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:12,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:12,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:12,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:12,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:31:12,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:12,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:12,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:12,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:12,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:31:12,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:12,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:12,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:12,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:12,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:12,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:12,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:12,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:12,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:12,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:31:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:12,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:12,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:13,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:31:13,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 649 [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-28 15:31:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:13,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:13,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:13,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:13,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:31:13,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:13,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:13,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:13,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:13,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:13,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:13,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:13,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:13,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:13,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:13,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:13,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:31:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:13,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:13,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:13,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:13,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:13,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:13,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:13,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:13,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:13,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:13,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:13,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:13,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:13,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:13,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:13,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:13,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 15:31:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:13,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:13,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:14,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:15,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:17,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 15:31:17,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:31:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3980 [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:17,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:17,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2535 [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:31:20,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:20,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:31:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:31:20,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:20,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:31:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:31:20,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:20,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:31:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:31:20,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:20,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:20,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:20,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:20,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:20,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:20,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:31:20,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [626389202] [2020-10-28 15:31:20,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:31:20,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:31:20,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403442009] [2020-10-28 15:31:20,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:31:20,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:31:20,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:31:20,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:31:20,250 INFO L87 Difference]: Start difference. First operand 585 states and 938 transitions. Second operand 10 states. [2020-10-28 15:31:22,441 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:31:25,096 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:31:46,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:31:46,580 INFO L93 Difference]: Finished difference Result 1480 states and 2540 transitions. [2020-10-28 15:31:46,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:31:46,581 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 143 [2020-10-28 15:31:46,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:31:46,594 INFO L225 Difference]: With dead ends: 1480 [2020-10-28 15:31:46,594 INFO L226 Difference]: Without dead ends: 920 [2020-10-28 15:31:46,598 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:31:46,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-10-28 15:31:46,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 585. [2020-10-28 15:31:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-10-28 15:31:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 933 transitions. [2020-10-28 15:31:46,772 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 933 transitions. Word has length 143 [2020-10-28 15:31:46,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:31:46,772 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 933 transitions. [2020-10-28 15:31:46,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:31:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 933 transitions. [2020-10-28 15:31:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 15:31:46,777 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:31:46,778 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 15:31:46,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:31:46,779 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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]=== [2020-10-28 15:31:46,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:31:46,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1526697623, now seen corresponding path program 1 times [2020-10-28 15:31:46,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:31:46,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2060411395] [2020-10-28 15:31:46,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:31:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:47,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:47,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:47,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:47,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:50,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-28 15:31:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:51,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,135 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:31:53,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:53,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:31:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:31:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:53,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:31:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:31:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:31:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:53,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:53,534 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:31:53,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:31:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:53,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:31:58,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:31:58,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:58,736 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:31:58,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:58,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:58,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:58,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:58,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:58,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 699 [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:31:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:31:59,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:59,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:59,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:59,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:59,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:59,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:59,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:59,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:59,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:59,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:59,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:31:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 15:31:59,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:59,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:31:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:59,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:59,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:31:59,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:59,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:59,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:59,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:59,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:59,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:59,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:59,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 15:31:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:59,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:59,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 507 [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:00,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:32:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:00,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:00,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:00,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:00,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:00,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:00,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:00,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:00,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:32:00,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:00,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:00,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:32:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:00,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:00,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:00,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:00,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:00,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:00,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:00,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:00,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:00,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:00,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:00,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:32:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:00,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:00,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:01,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:03,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3581 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:03,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:03,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:03,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 15:32:05,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:05,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2009 [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:32:05,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:05,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:05,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:32:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:32:05,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:05,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:32:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:05,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:05,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:32:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:05,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:05,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:05,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:05,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:05,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:05,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:32:05,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2060411395] [2020-10-28 15:32:05,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:32:05,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:32:05,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426296570] [2020-10-28 15:32:05,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:32:05,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:05,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:32:05,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:32:05,968 INFO L87 Difference]: Start difference. First operand 585 states and 933 transitions. Second operand 10 states. [2020-10-28 15:32:07,932 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:32:10,648 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:32:11,784 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:32:12,644 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:32:28,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:32:28,627 INFO L93 Difference]: Finished difference Result 1519 states and 2589 transitions. [2020-10-28 15:32:28,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:32:28,629 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-28 15:32:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:32:28,639 INFO L225 Difference]: With dead ends: 1519 [2020-10-28 15:32:28,640 INFO L226 Difference]: Without dead ends: 966 [2020-10-28 15:32:28,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:32:28,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2020-10-28 15:32:28,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 624. [2020-10-28 15:32:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2020-10-28 15:32:28,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 997 transitions. [2020-10-28 15:32:28,856 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 997 transitions. Word has length 145 [2020-10-28 15:32:28,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:32:28,856 INFO L481 AbstractCegarLoop]: Abstraction has 624 states and 997 transitions. [2020-10-28 15:32:28,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:32:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 997 transitions. [2020-10-28 15:32:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-28 15:32:28,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:28,862 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 15:32:28,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:32:28,862 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-28 15:32:28,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:28,863 INFO L82 PathProgramCache]: Analyzing trace with hash -173537137, now seen corresponding path program 1 times [2020-10-28 15:32:28,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:28,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [666945862] [2020-10-28 15:32:28,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:31,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:33,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:32:33,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,030 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:32:35,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:35,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:35,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:35,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:35,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:35,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:32:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:35,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:35,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:35,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:35,413 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:32:35,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:35,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:40,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:32:40,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:40,611 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:32:40,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:40,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:40,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:40,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:40,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:40,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 456 [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:32:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:32:41,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 15:32:41,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:41,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:32:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:32:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 487 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:32:41,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:41,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:41,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:41,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:32:41,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:41,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:32:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:41,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:41,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:41,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:41,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:41,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:41,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:32:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:41,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:41,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2719 [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 15:32:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:44,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:44,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1491 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:32:45,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:45,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:45,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:32:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:32:45,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:45,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:46,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:32:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:46,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:46,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:46,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:46,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:32:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:46,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:46,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:46,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:46,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:46,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:46,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:46,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:46,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:46,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:46,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:46,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:46,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:46,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:46,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:46,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:46,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:46,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:46,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:46,166 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:32:46,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [666945862] [2020-10-28 15:32:46,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:32:46,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:32:46,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460026506] [2020-10-28 15:32:46,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:32:46,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:46,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:32:46,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:32:46,169 INFO L87 Difference]: Start difference. First operand 624 states and 997 transitions. Second operand 10 states. [2020-10-28 15:32:48,100 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:32:51,033 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:32:52,166 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:32:53,125 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:33:12,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:33:12,823 INFO L93 Difference]: Finished difference Result 1526 states and 2596 transitions. [2020-10-28 15:33:12,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:33:12,824 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-28 15:33:12,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:33:12,836 INFO L225 Difference]: With dead ends: 1526 [2020-10-28 15:33:12,836 INFO L226 Difference]: Without dead ends: 966 [2020-10-28 15:33:12,840 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:33:12,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2020-10-28 15:33:13,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 624. [2020-10-28 15:33:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2020-10-28 15:33:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 992 transitions. [2020-10-28 15:33:13,110 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 992 transitions. Word has length 146 [2020-10-28 15:33:13,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:33:13,111 INFO L481 AbstractCegarLoop]: Abstraction has 624 states and 992 transitions. [2020-10-28 15:33:13,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:33:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 992 transitions. [2020-10-28 15:33:13,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-28 15:33:13,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:33:13,117 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2020-10-28 15:33:13,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:33:13,118 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-28 15:33:13,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:33:13,118 INFO L82 PathProgramCache]: Analyzing trace with hash 560390000, now seen corresponding path program 1 times [2020-10-28 15:33:13,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:33:13,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1870626071] [2020-10-28 15:33:13,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:33:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:13,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:13,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:13,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:13,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:13,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:13,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:15,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:18,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:18,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-28 15:33:18,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:18,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,306 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:33:19,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:33:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:19,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:33:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:19,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:19,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:33:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:33:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:19,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:19,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:19,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:19,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:19,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:19,651 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:33:19,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:19,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:19,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:20,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:21,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 15:33:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:33:24,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,850 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:24,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:25,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:33:25,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 936 [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:33:25,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:25,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:25,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:25,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:25,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:25,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:25,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:25,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:33:25,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:25,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:25,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:25,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:25,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:25,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:25,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:25,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:25,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:25,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:25,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:33:25,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:25,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:33:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:25,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:25,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:26,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:26,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:26,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 365 [2020-10-28 15:33:26,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:26,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:33:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:26,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:26,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:26,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:26,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:26,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:26,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:26,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:26,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:26,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:26,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:26,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:26,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:26,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:26,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:26,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:26,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:26,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:26,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:33:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:26,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2721 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:29,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:29,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:29,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1539 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:33:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:33:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:33:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:30,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:30,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:30,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:30,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:30,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-28 15:33:30,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1870626071] [2020-10-28 15:33:30,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:33:30,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:33:30,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847118924] [2020-10-28 15:33:30,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:33:30,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:30,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:33:30,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:33:30,827 INFO L87 Difference]: Start difference. First operand 624 states and 992 transitions. Second operand 11 states. [2020-10-28 15:33:32,873 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-28 15:33:34,242 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:33:36,856 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127