/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:50:04,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:50:04,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:50:04,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:50:04,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:50:04,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:50:04,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:50:04,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:50:04,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:50:04,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:50:04,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:50:04,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:50:04,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:50:04,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:50:04,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:50:04,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:50:04,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:50:04,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:50:04,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:50:04,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:50:04,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:50:04,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:50:04,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:50:04,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:50:04,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:50:04,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:50:04,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:50:04,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:50:04,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:50:04,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:50:04,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:50:04,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:50:04,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:50:04,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:50:04,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:50:04,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:50:04,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:50:04,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:50:04,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:50:04,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:50:04,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:50:04,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:50:04,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:50:04,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:50:04,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:50:04,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:50:04,953 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:50:04,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:50:04,954 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:50:04,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:50:04,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:50:04,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:50:04,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:50:04,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:50:04,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:50:04,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:50:04,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:50:04,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:50:04,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:50:04,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:50:04,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:50:04,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:50:04,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:50:04,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:50:04,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:50:04,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:50:04,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:50:05,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:50:05,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:50:05,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:50:05,258 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:50:05,258 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:50:05,259 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c [2020-10-12 16:50:05,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b7adfb1c/0fedd4be63b34319b2588654a5daa629/FLAG68af27c58 [2020-10-12 16:50:05,991 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:50:05,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c [2020-10-12 16:50:06,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b7adfb1c/0fedd4be63b34319b2588654a5daa629/FLAG68af27c58 [2020-10-12 16:50:06,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b7adfb1c/0fedd4be63b34319b2588654a5daa629 [2020-10-12 16:50:06,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:50:06,204 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:50:06,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:50:06,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:50:06,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:50:06,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:50:06" (1/1) ... [2020-10-12 16:50:06,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10140435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:06, skipping insertion in model container [2020-10-12 16:50:06,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:50:06" (1/1) ... [2020-10-12 16:50:06,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:50:06,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:50:07,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:50:07,071 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:50:07,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:50:07,361 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:50:07,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07 WrapperNode [2020-10-12 16:50:07,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:50:07,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:50:07,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:50:07,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:50:07,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (1/1) ... [2020-10-12 16:50:07,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:50:07,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:50:07,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:50:07,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:50:07,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (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 [2020-10-12 16:50:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:50:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:50:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:50:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:50:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:50:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:50:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:50:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:50:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:50:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:50:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:50:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:50:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:50:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:50:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:50:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:50:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:50:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:50:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:50:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:50:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:50:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:50:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:50:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:50:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:50:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:50:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:50:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:50:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:50:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:50:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:50:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:50:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:50:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:50:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:50:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:50:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:50:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:50:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:50:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:50:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:50:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:50:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:50:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:50:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:50:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:50:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:50:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:50:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:50:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:50:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:50:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:50:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:50:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:50:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:50:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:50:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:50:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:50:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:50:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:50:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:50:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:50:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:50:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:50:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:50:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:50:07,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:50:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:50:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:50:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:50:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:50:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:50:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:50:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:50:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:50:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:50:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:50:07,662 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:50:07,662 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:50:07,662 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:50:07,662 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:50:07,662 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:50:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:50:07,664 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:50:07,664 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:50:07,664 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:50:07,664 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:50:07,665 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:50:07,665 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:50:07,665 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:50:07,665 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:50:07,666 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:50:07,666 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:50:07,666 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:50:07,666 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:50:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:50:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:50:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:50:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:50:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:50:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:50:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:50:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:50:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:50:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:50:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:50:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:50:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:50:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:50:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:50:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:50:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:50:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:50:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:50:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:50:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:50:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:50:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-12 16:50:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:50:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:50:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:50:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:50:09,951 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:50:09,951 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:50:09,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:50:09 BoogieIcfgContainer [2020-10-12 16:50:09,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:50:09,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:50:09,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:50:09,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:50:09,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:50:06" (1/3) ... [2020-10-12 16:50:09,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386ff49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:50:09, skipping insertion in model container [2020-10-12 16:50:09,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:50:07" (2/3) ... [2020-10-12 16:50:09,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386ff49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:50:09, skipping insertion in model container [2020-10-12 16:50:09,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:50:09" (3/3) ... [2020-10-12 16:50:09,971 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product19.cil.c [2020-10-12 16:50:09,982 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:50:09,993 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:50:10,009 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:50:10,038 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:50:10,039 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:50:10,039 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:50:10,039 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:50:10,039 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:50:10,039 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:50:10,040 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:50:10,040 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:50:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states. [2020-10-12 16:50:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 16:50:10,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:50:10,105 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 16:50:10,105 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:50:10,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:50:10,111 INFO L82 PathProgramCache]: Analyzing trace with hash 756079389, now seen corresponding path program 1 times [2020-10-12 16:50:10,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:50:10,121 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [876674435] [2020-10-12 16:50:10,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:50:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:10,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:11,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:11,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:12,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:13,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:15,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:15,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-12 16:50:15,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:50:15,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-12 16:50:15,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:50:15,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:50:15,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-12 16:50:15,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:50:16,880 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:50:16,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:50:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:16,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:17,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-12 16:50:17,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:50:17,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:17,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:50:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:50:17,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:50:17,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:50:17,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:17,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:50:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:50:17,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:50:17,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:50:17,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:17,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:50:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:17,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:50:17,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:50:17,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:17,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:50:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:50:17,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:50:17,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:50:17,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:17,348 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:50:17,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:50:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:50:17,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-12 16:50:17,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:50:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:50:17,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:17,614 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:50:17,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:17,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:17,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:50:17,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:17,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:17,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:50:17,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:17,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 16:50:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:17,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:17,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:17,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:50:17,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:50:17,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-12 16:50:17,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:50:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:50:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:50:17,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:50:18,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:50:18,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:50:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:50:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:50:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:50:18,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:50:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-12 16:50:18,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:50:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:50:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:50:18,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:50:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:50:18,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:50:18,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:50:18,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:50:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-12 16:50:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:50:18,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:50:18,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:50:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 16:50:18,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:18,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:50:18,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:50:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:18,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:50:18,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 16:50:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:50:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:50:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:50:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 16:50:18,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:50:18,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:50:18,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:50:18,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:50:18,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:50:18,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:50:18,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:50:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:18,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:50:18,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:50:18,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:50:18,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-12 16:50:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:50:18,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:50:18,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:50:18,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:50:18,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:50:18,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:50:18,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:50:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:50:18,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:50:18,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:50:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:18,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:50:18,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:50:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 16:50:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:50:18,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:50:18,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:50:18,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:50:18,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 16:50:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:50:18,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:50:18,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:50:18,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:50:18,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:50:18,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:50:18,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:50:18,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:50:18,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:50:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:50:18,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:50:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-12 16:50:18,806 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [876674435] [2020-10-12 16:50:18,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:50:18,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 16:50:18,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549786727] [2020-10-12 16:50:18,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 16:50:18,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:50:18,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 16:50:18,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2020-10-12 16:50:18,837 INFO L87 Difference]: Start difference. First operand 790 states. Second operand 22 states. [2020-10-12 16:50:21,440 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:50:22,099 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2020-10-12 16:50:23,544 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 383 DAG size of output: 382 [2020-10-12 16:50:25,175 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:26,660 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:28,096 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:29,640 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 389 DAG size of output: 388 [2020-10-12 16:50:31,082 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 386 DAG size of output: 385 [2020-10-12 16:50:32,820 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 387 DAG size of output: 386 [2020-10-12 16:50:34,630 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 149 [2020-10-12 16:50:36,043 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:38,816 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:40,211 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:50:42,281 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 119 [2020-10-12 16:50:44,129 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2020-10-12 16:50:46,882 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 152 [2020-10-12 16:50:48,221 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:50:48,510 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:50:49,101 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:50:49,857 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:50:53,152 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:50:53,912 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:50:54,752 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-12 16:50:56,511 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:51:00,024 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-12 16:51:02,917 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:51:03,405 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:51:04,116 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:07,834 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:08,563 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:12,106 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-12 16:51:16,503 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:17,253 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:17,981 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:51:18,748 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:51:19,494 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:51:20,355 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:51:23,546 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:51:24,326 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:51:25,073 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:51:25,904 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:51:26,658 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:51:27,602 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:51:34,150 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2020-10-12 16:51:58,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:51:58,847 INFO L93 Difference]: Finished difference Result 3488 states and 6337 transitions. [2020-10-12 16:51:58,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2020-10-12 16:51:58,853 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 141 [2020-10-12 16:51:58,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:51:58,914 INFO L225 Difference]: With dead ends: 3488 [2020-10-12 16:51:58,914 INFO L226 Difference]: Without dead ends: 2806 [2020-10-12 16:51:58,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4467 ImplicationChecksByTransitivity, 35.1s TimeCoverageRelationStatistics Valid=1934, Invalid=10498, Unknown=0, NotChecked=0, Total=12432 [2020-10-12 16:51:58,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2806 states. [2020-10-12 16:51:59,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2806 to 1765. [2020-10-12 16:51:59,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1765 states. [2020-10-12 16:51:59,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1765 states and 2831 transitions. [2020-10-12 16:51:59,595 INFO L78 Accepts]: Start accepts. Automaton has 1765 states and 2831 transitions. Word has length 141 [2020-10-12 16:51:59,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:51:59,596 INFO L479 AbstractCegarLoop]: Abstraction has 1765 states and 2831 transitions. [2020-10-12 16:51:59,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 16:51:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2831 transitions. [2020-10-12 16:51:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-12 16:51:59,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:51:59,606 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-10-12 16:51:59,606 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:51:59,607 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:51:59,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:51:59,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1617267988, now seen corresponding path program 1 times [2020-10-12 16:51:59,607 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:51:59,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [228936980] [2020-10-12 16:51:59,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:51:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:51:59,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:51:59,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:51:59,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:00,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:00,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:02,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:03,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:03,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:03,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:04,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:04,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-12 16:52:04,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:52:04,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 16:52:04,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:04,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 16:52:04,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-12 16:52:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-12 16:52:04,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,424 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:52:05,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:52:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:05,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 16:52:05,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:52:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:05,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:52:05,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:52:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:52:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:05,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:05,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:52:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:05,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:52:05,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,684 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:52:05,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:52:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:52:05,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 16:52:05,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:05,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:05,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:05,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:52:05,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:05,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:05,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 16:52:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:05,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:05,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:52:06,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:52:06,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 745 [2020-10-12 16:52:06,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:52:06,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:52:06,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:52:06,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:52:06,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:52:06,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:52:06,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:52:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:52:06,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:52:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:52:06,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:52:06,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-12 16:52:06,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:52:06,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:52:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:52:06,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:52:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:06,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:06,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:52:06,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:52:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:52:06,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:52:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:52:06,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:06,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:52:06,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:06,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:06,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 16:52:06,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:06,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:06,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:06,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:06,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:52:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:06,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:06,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:06,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:06,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:06,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:06,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:06,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:06,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:06,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-12 16:52:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:06,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:06,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 16:52:07,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:52:07,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-12 16:52:07,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:52:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:52:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:52:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:52:07,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:52:07,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:52:07,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:52:07,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:07,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:52:07,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:52:07,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:52:07,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:52:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:52:07,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:52:07,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:52:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:52:07,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:52:07,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:07,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:07,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:52:07,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:52:07,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 16:52:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:52:07,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:52:07,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:07,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:52:07,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:07,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:52:07,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:52:07,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:07,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:07,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:07,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:07,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:52:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:07,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:52:07,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:07,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-12 16:52:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:52:07,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:52:07,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:52:07,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:07,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-12 16:52:07,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:52:07,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 16:52:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:07,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:07,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:07,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:07,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:07,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:52:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:07,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 16:52:07,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [228936980] [2020-10-12 16:52:07,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:52:07,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-12 16:52:07,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207808525] [2020-10-12 16:52:07,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-12 16:52:07,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:52:07,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-12 16:52:07,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=587, Unknown=0, NotChecked=0, Total=650 [2020-10-12 16:52:07,601 INFO L87 Difference]: Start difference. First operand 1765 states and 2831 transitions. Second operand 26 states. [2020-10-12 16:52:10,594 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:52:11,830 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:12,920 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:13,741 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:14,574 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:15,431 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:16,256 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:52:17,136 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:52:18,030 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:52:19,011 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:20,989 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-12 16:52:22,819 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:52:23,690 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:52:24,493 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:25,387 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:26,167 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:52:28,483 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 390 DAG size of output: 387 [2020-10-12 16:52:29,926 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 390 DAG size of output: 387 [2020-10-12 16:52:31,078 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:52:35,169 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:35,401 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:52:37,189 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:38,044 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:38,834 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:52:39,701 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:52:40,458 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:52:42,988 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-12 16:52:44,774 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:52:46,791 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:52:49,207 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:52:49,796 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-12 16:52:50,997 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:52:52,975 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:52:53,810 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:52:54,620 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:55,571 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:56,374 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:52:58,439 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-12 16:53:01,344 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:53:02,785 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:53:04,280 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:53:05,328 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:53:07,828 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 387 DAG size of output: 384 [2020-10-12 16:53:09,239 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 387 DAG size of output: 384 [2020-10-12 16:53:10,829 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:53:11,610 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:53:12,421 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:53:13,279 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:53:14,021 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:53:17,005 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-12 16:53:24,977 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:53:45,971 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:53:46,764 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:53:47,523 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:53:48,324 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:53:49,134 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:53:49,962 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:53:50,788 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:51,633 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 385