/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec13_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 05:44:46,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 05:44:46,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 05:44:46,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 05:44:46,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 05:44:46,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 05:44:46,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 05:44:46,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 05:44:46,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 05:44:46,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 05:44:46,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 05:44:46,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 05:44:46,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 05:44:46,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 05:44:46,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 05:44:46,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 05:44:46,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 05:44:46,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 05:44:46,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 05:44:46,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 05:44:46,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 05:44:46,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 05:44:46,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 05:44:46,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 05:44:46,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 05:44:46,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 05:44:46,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 05:44:46,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 05:44:46,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 05:44:46,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 05:44:46,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 05:44:46,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 05:44:46,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 05:44:46,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 05:44:46,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 05:44:46,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 05:44:46,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 05:44:46,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 05:44:46,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 05:44:46,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 05:44:46,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 05:44:46,875 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 [2020-10-14 05:44:46,920 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 05:44:46,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 05:44:46,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 05:44:46,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 05:44:46,923 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 05:44:46,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 05:44:46,924 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 05:44:46,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 05:44:46,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 05:44:46,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 05:44:46,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 05:44:46,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 05:44:46,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 05:44:46,926 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 05:44:46,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 05:44:46,926 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 05:44:46,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 05:44:46,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 05:44:46,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 05:44:46,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 05:44:46,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 05:44:46,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 05:44:46,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 05:44:46,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 05:44:46,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 05:44:46,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 05:44:46,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 05:44:46,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 05:44:46,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 05:44:46,929 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 05:44:47,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 05:44:47,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 05:44:47,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 05:44:47,275 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 05:44:47,275 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 05:44:47,276 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product24.cil.c [2020-10-14 05:44:47,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f92d6eefa/31ba8c4aa0434d87b55ae4b6e36bdf15/FLAG6a1693fd4 [2020-10-14 05:44:48,020 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 05:44:48,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_product24.cil.c [2020-10-14 05:44:48,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f92d6eefa/31ba8c4aa0434d87b55ae4b6e36bdf15/FLAG6a1693fd4 [2020-10-14 05:44:48,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f92d6eefa/31ba8c4aa0434d87b55ae4b6e36bdf15 [2020-10-14 05:44:48,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 05:44:48,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 05:44:48,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 05:44:48,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 05:44:48,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 05:44:48,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:44:48" (1/1) ... [2020-10-14 05:44:48,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724e5b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:48, skipping insertion in model container [2020-10-14 05:44:48,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:44:48" (1/1) ... [2020-10-14 05:44:48,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 05:44:48,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 05:44:49,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:44:49,020 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 05:44:49,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:44:49,300 INFO L208 MainTranslator]: Completed translation [2020-10-14 05:44:49,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49 WrapperNode [2020-10-14 05:44:49,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 05:44:49,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 05:44:49,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 05:44:49,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 05:44:49,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (1/1) ... [2020-10-14 05:44:49,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 05:44:49,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 05:44:49,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 05:44:49,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 05:44:49,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (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 [2020-10-14 05:44:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 05:44:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 05:44:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 05:44:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 05:44:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 05:44:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 05:44:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 05:44:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 05:44:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 05:44:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 05:44:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 05:44:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 05:44:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 05:44:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-14 05:44:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 05:44:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 05:44:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 05:44:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 05:44:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 05:44:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 05:44:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 05:44:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 05:44:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 05:44:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 05:44:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 05:44:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 05:44:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-14 05:44:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 05:44:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-14 05:44:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 05:44:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 05:44:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-14 05:44:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 05:44:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 05:44:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 05:44:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 05:44:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 05:44:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 05:44:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 05:44:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 05:44:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 05:44:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 05:44:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 05:44:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 05:44:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 05:44:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 05:44:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-14 05:44:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-14 05:44:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 05:44:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 05:44:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 05:44:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 05:44:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 05:44:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 05:44:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 05:44:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 05:44:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 05:44:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 05:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 05:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 05:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 05:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 05:44:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 05:44:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 05:44:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 05:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 05:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 05:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 05:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 05:44:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 05:44:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 05:44:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 05:44:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 05:44:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 05:44:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 05:44:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 05:44:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 05:44:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 05:44:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 05:44:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 05:44:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 05:44:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 05:44:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 05:44:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 05:44:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-14 05:44:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-14 05:44:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 05:44:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-14 05:44:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 05:44:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 05:44:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 05:44:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-14 05:44:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-14 05:44:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-14 05:44:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 05:44:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 05:44:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 05:44:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 05:44:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 05:44:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 05:44:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 05:44:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 05:44:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 05:44:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 05:44:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 05:44:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 05:44:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 05:44:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 05:44:51,995 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 05:44:51,996 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 05:44:52,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:44:52 BoogieIcfgContainer [2020-10-14 05:44:52,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 05:44:52,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 05:44:52,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 05:44:52,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 05:44:52,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:44:48" (1/3) ... [2020-10-14 05:44:52,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dfcfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:44:52, skipping insertion in model container [2020-10-14 05:44:52,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:44:49" (2/3) ... [2020-10-14 05:44:52,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dfcfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:44:52, skipping insertion in model container [2020-10-14 05:44:52,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:44:52" (3/3) ... [2020-10-14 05:44:52,022 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product24.cil.c [2020-10-14 05:44:52,033 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 05:44:52,042 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 05:44:52,056 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 05:44:52,084 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 05:44:52,084 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 05:44:52,084 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 05:44:52,085 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 05:44:52,085 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 05:44:52,085 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 05:44:52,085 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 05:44:52,085 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 05:44:52,123 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states. [2020-10-14 05:44:52,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-14 05:44:52,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:44:52,142 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:44:52,142 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:44:52,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:44:52,149 INFO L82 PathProgramCache]: Analyzing trace with hash -270219278, now seen corresponding path program 1 times [2020-10-14 05:44:52,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:44:52,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [50850803] [2020-10-14 05:44:52,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:44:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:52,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:53,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:54,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:56,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:57,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:57,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-14 05:44:57,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 05:44:57,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-14 05:44:57,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:57,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-14 05:44:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:57,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 05:44:58,959 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:44:58,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:44:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:58,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:59,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:44:59,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:44:59,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 05:44:59,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:59,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:59,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:59,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:44:59,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:59,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:44:59,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:44:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:59,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:59,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:44:59,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:44:59,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:44:59,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:59,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:59,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:44:59,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:59,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:44:59,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:44:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:59,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:59,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:44:59,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:44:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:44:59,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:59,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:44:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:59,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:44:59,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:44:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:59,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:59,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:44:59,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:44:59,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:44:59,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:59,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:44:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:59,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:44:59,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:44:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:59,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:44:59,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:44:59,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:44:59,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:44:59,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:44:59,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:44:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:44:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:44:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:44:59,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:44:59,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:44:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:44:59,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:44:59,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 05:45:00,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 05:45:00,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 804 [2020-10-14 05:45:00,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:00,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 05:45:00,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 05:45:00,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 05:45:00,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 05:45:00,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 05:45:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:00,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:00,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 05:45:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 05:45:00,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 05:45:00,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 646 [2020-10-14 05:45:00,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:00,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:45:00,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 05:45:00,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 05:45:00,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 05:45:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:00,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:45:00,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 05:45:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:45:00,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:45:00,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:45:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:00,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:00,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 05:45:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:00,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:00,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:45:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:00,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:45:00,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 05:45:00,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:00,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 05:45:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:00,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:00,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:45:00,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:45:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:00,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:45:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:00,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:00,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:00,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:00,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:00,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:00,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:00,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:00,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:00,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:45:00,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:00,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 05:45:01,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [50850803] [2020-10-14 05:45:01,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 05:45:01,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 05:45:01,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58754092] [2020-10-14 05:45:01,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 05:45:01,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:45:01,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 05:45:01,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 05:45:01,045 INFO L87 Difference]: Start difference. First operand 835 states. Second operand 6 states. [2020-10-14 05:45:14,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:45:14,919 INFO L93 Difference]: Finished difference Result 1611 states and 2698 transitions. [2020-10-14 05:45:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 05:45:14,925 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2020-10-14 05:45:14,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:45:14,969 INFO L225 Difference]: With dead ends: 1611 [2020-10-14 05:45:14,970 INFO L226 Difference]: Without dead ends: 923 [2020-10-14 05:45:14,983 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:45:15,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2020-10-14 05:45:15,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 682. [2020-10-14 05:45:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2020-10-14 05:45:15,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1075 transitions. [2020-10-14 05:45:15,266 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1075 transitions. Word has length 113 [2020-10-14 05:45:15,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:45:15,267 INFO L479 AbstractCegarLoop]: Abstraction has 682 states and 1075 transitions. [2020-10-14 05:45:15,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 05:45:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1075 transitions. [2020-10-14 05:45:15,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-14 05:45:15,274 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:45:15,274 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:45:15,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 05:45:15,275 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:45:15,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:45:15,276 INFO L82 PathProgramCache]: Analyzing trace with hash 536745362, now seen corresponding path program 1 times [2020-10-14 05:45:15,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:45:15,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1413560295] [2020-10-14 05:45:15,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:45:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:15,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:15,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:15,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:15,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:16,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:16,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:20,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:20,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-14 05:45:20,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 05:45:20,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-14 05:45:20,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:20,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 05:45:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 05:45:20,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 05:45:21,191 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:45:21,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:45:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:21,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:21,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:21,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-14 05:45:21,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:21,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:21,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:21,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:21,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:21,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:45:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:21,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:21,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:21,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:21,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:21,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:21,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:21,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:45:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:21,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:21,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:21,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:21,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:21,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:21,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:21,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:45:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:21,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:21,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:21,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:21,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:21,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:21,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:21,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:45:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:21,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:21,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:21,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:21,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:21,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:45:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:21,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:21,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 05:45:22,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 05:45:22,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 671 [2020-10-14 05:45:22,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:22,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:45:22,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 05:45:22,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 05:45:22,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 05:45:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:22,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:22,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 05:45:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 05:45:22,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:45:22,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 492 [2020-10-14 05:45:22,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:22,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 05:45:22,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 05:45:22,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:22,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:22,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:45:22,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:22,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 05:45:22,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 05:45:22,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:22,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:45:22,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 05:45:22,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 05:45:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:22,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 05:45:22,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:45:22,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:45:22,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 05:45:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:45:22,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:45:22,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:45:22,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:45:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:22,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:22,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 05:45:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:22,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:22,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:45:22,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 05:45:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:22,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:22,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 05:45:22,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:45:22,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:22,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 05:45:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:22,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:22,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:45:22,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:45:22,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 05:45:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:22,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:22,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:22,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:22,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:22,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:22,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:22,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:45:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:22,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 05:45:22,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1413560295] [2020-10-14 05:45:22,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:45:22,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 05:45:22,924 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468257187] [2020-10-14 05:45:22,926 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:45:22,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:45:22,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:45:22,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:45:22,927 INFO L87 Difference]: Start difference. First operand 682 states and 1075 transitions. Second operand 8 states. [2020-10-14 05:45:24,707 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:45:35,010 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:45:35,797 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:45:42,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:45:42,212 INFO L93 Difference]: Finished difference Result 1621 states and 2689 transitions. [2020-10-14 05:45:42,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 05:45:42,216 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2020-10-14 05:45:42,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:45:42,226 INFO L225 Difference]: With dead ends: 1621 [2020-10-14 05:45:42,227 INFO L226 Difference]: Without dead ends: 967 [2020-10-14 05:45:42,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:45:42,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2020-10-14 05:45:42,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 721. [2020-10-14 05:45:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2020-10-14 05:45:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1149 transitions. [2020-10-14 05:45:42,392 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1149 transitions. Word has length 113 [2020-10-14 05:45:42,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:45:42,393 INFO L479 AbstractCegarLoop]: Abstraction has 721 states and 1149 transitions. [2020-10-14 05:45:42,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:45:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1149 transitions. [2020-10-14 05:45:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-14 05:45:42,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:45:42,397 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:45:42,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 05:45:42,397 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:45:42,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:45:42,397 INFO L82 PathProgramCache]: Analyzing trace with hash -1606119228, now seen corresponding path program 1 times [2020-10-14 05:45:42,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:45:42,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236935112] [2020-10-14 05:45:42,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:45:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:42,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:42,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:42,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:42,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:43,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:44,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:46,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:47,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:47,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-14 05:45:47,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 05:45:47,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 05:45:47,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:47,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:47,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:47,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 05:45:47,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:45:47,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,176 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:45:48,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:45:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:48,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 05:45:48,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:45:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:48,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:48,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:48,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:45:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:48,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:48,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:48,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:45:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:48,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:48,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:45:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:45:48,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:48,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:45:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 05:45:48,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:45:48,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 406 [2020-10-14 05:45:48,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:48,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:48,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:45:48,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:48,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:45:48,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:45:48,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:48,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:45:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:48,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:48,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:48,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:48,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:48,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:48,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:48,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:48,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:48,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:48,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:45:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:48,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:48,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 05:45:49,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:45:49,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 477 [2020-10-14 05:45:49,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:49,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 05:45:49,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:45:49,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:45:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:49,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:49,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:45:49,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:49,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:45:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:45:49,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 05:45:49,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:45:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:45:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 05:45:49,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:45:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:45:49,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:45:49,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:45:49,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:49,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:45:49,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 05:45:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:45:49,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:49,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:45:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:49,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:45:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:49,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:45:49,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:45:49,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 05:45:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:49,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:45:49,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:45:49,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 05:45:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:49,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:49,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:45:49,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:45:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 05:45:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:45:49,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:45:49,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:45:49,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:45:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:45:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 05:45:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:45:49,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:45:49,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:45:49,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:45:49,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:45:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:45:49,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:45:49,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:45:49,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:45:49,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:45:49,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:45:49,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:45:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 05:45:49,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236935112] [2020-10-14 05:45:49,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:45:49,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 05:45:49,576 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9617632] [2020-10-14 05:45:49,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:45:49,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:45:49,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:45:49,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:45:49,580 INFO L87 Difference]: Start difference. First operand 721 states and 1149 transitions. Second operand 8 states. [2020-10-14 05:45:51,276 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:45:51,993 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:45:53,181 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:46:06,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:46:06,728 INFO L93 Difference]: Finished difference Result 1689 states and 2812 transitions. [2020-10-14 05:46:06,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 05:46:06,729 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 115 [2020-10-14 05:46:06,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:46:06,742 INFO L225 Difference]: With dead ends: 1689 [2020-10-14 05:46:06,742 INFO L226 Difference]: Without dead ends: 991 [2020-10-14 05:46:06,746 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:46:06,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-10-14 05:46:06,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 740. [2020-10-14 05:46:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-10-14 05:46:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1168 transitions. [2020-10-14 05:46:06,929 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1168 transitions. Word has length 115 [2020-10-14 05:46:06,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:46:06,929 INFO L479 AbstractCegarLoop]: Abstraction has 740 states and 1168 transitions. [2020-10-14 05:46:06,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:46:06,929 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1168 transitions. [2020-10-14 05:46:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-14 05:46:06,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:46:06,932 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:46:06,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 05:46:06,933 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:46:06,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:46:06,933 INFO L82 PathProgramCache]: Analyzing trace with hash 564139345, now seen corresponding path program 1 times [2020-10-14 05:46:06,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:46:06,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479228829] [2020-10-14 05:46:06,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:46:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:07,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:07,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:07,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:07,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:08,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:10,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:12,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:12,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-14 05:46:12,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 05:46:12,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-14 05:46:12,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:12,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:12,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:12,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-14 05:46:12,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 05:46:12,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,110 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:46:13,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:46:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:13,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 05:46:13,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:46:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:13,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:13,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:46:13,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:46:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:13,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:13,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:13,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:46:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:13,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:13,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 05:46:13,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:46:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:13,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:13,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:13,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,383 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-14 05:46:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:46:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:13,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:13,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 05:46:13,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:46:13,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 598 [2020-10-14 05:46:13,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:13,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:13,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:13,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:46:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:14,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:46:14,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:46:14,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:46:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:46:14,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 05:46:14,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:14,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:46:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:14,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:46:14,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:14,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 05:46:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:14,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 05:46:14,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 05:46:14,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:14,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:46:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:14,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:14,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:14,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:46:14,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:46:14,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 05:46:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 05:46:14,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:14,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 05:46:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:14,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:14,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 05:46:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:46:14,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:14,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:46:14,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:14,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:46:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:14,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:14,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 05:46:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:14,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:14,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:46:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:14,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 05:46:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:46:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:14,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 05:46:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:46:14,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:46:14,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 05:46:14,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:46:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 05:46:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:14,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:14,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:14,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:14,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:14,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:14,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:14,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:14,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:14,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:46:14,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:14,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-14 05:46:14,645 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479228829] [2020-10-14 05:46:14,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:46:14,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 05:46:14,646 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330239842] [2020-10-14 05:46:14,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:46:14,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:46:14,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:46:14,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:46:14,647 INFO L87 Difference]: Start difference. First operand 740 states and 1168 transitions. Second operand 8 states. [2020-10-14 05:46:15,965 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:46:16,705 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:46:26,460 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:46:32,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:46:32,763 INFO L93 Difference]: Finished difference Result 1714 states and 2822 transitions. [2020-10-14 05:46:32,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 05:46:32,764 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 116 [2020-10-14 05:46:32,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:46:32,772 INFO L225 Difference]: With dead ends: 1714 [2020-10-14 05:46:32,773 INFO L226 Difference]: Without dead ends: 1000 [2020-10-14 05:46:32,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:46:32,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2020-10-14 05:46:32,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 749. [2020-10-14 05:46:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-10-14 05:46:32,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1182 transitions. [2020-10-14 05:46:32,935 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1182 transitions. Word has length 116 [2020-10-14 05:46:32,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:46:32,935 INFO L479 AbstractCegarLoop]: Abstraction has 749 states and 1182 transitions. [2020-10-14 05:46:32,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:46:32,936 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1182 transitions. [2020-10-14 05:46:32,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-14 05:46:32,938 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:46:32,938 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:46:32,938 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 05:46:32,939 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:46:32,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:46:32,939 INFO L82 PathProgramCache]: Analyzing trace with hash -587513119, now seen corresponding path program 1 times [2020-10-14 05:46:32,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:46:32,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1061192209] [2020-10-14 05:46:32,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:46:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:33,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:33,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:33,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:33,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:33,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:35,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:37,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:37,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-14 05:46:37,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 05:46:37,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,745 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:46:38,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:46:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:38,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:38,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:38,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:46:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:38,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:38,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:38,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:38,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:46:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:38,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:38,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:46:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:38,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:46:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:38,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:38,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:38,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:38,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:38,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:38,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:38,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:46:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:38,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:38,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:46:39,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:46:39,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-14 05:46:39,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:46:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:46:39,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:39,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:39,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:46:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:46:39,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:46:39,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:46:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:39,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:39,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:46:39,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 05:46:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 220 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 05:46:39,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 05:46:39,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:46:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:46:39,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:46:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:46:39,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:46:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 05:46:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 05:46:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:46:39,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 05:46:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:46:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:46:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:46:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 05:46:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:46:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 05:46:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:46:39,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:46:39,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:46:39,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:46:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 05:46:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:46:39,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:46:39,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:46:39,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:46:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 05:46:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:39,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:39,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:46:39,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:46:39,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:46:39,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:46:39,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:46:39,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:46:39,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:46:39,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:46:39,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:46:39,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:46:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-14 05:46:39,461 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1061192209] [2020-10-14 05:46:39,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:46:39,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 05:46:39,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165643002] [2020-10-14 05:46:39,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:46:39,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:46:39,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:46:39,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:46:39,463 INFO L87 Difference]: Start difference. First operand 749 states and 1182 transitions. Second operand 8 states. [2020-10-14 05:46:40,707 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:46:41,420 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:46:42,647 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:46:44,703 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-14 05:46:58,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:46:58,091 INFO L93 Difference]: Finished difference Result 1700 states and 2804 transitions. [2020-10-14 05:46:58,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 05:46:58,092 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 118 [2020-10-14 05:46:58,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:46:58,100 INFO L225 Difference]: With dead ends: 1700 [2020-10-14 05:46:58,101 INFO L226 Difference]: Without dead ends: 1009 [2020-10-14 05:46:58,104 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:46:58,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1009 states. [2020-10-14 05:46:58,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1009 to 758. [2020-10-14 05:46:58,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-10-14 05:46:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1196 transitions. [2020-10-14 05:46:58,310 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1196 transitions. Word has length 118 [2020-10-14 05:46:58,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:46:58,310 INFO L479 AbstractCegarLoop]: Abstraction has 758 states and 1196 transitions. [2020-10-14 05:46:58,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:46:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1196 transitions. [2020-10-14 05:46:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 05:46:58,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:46:58,315 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:46:58,315 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 05:46:58,315 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:46:58,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:46:58,316 INFO L82 PathProgramCache]: Analyzing trace with hash 688669242, now seen corresponding path program 1 times [2020-10-14 05:46:58,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:46:58,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249617903] [2020-10-14 05:46:58,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:46:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:46:58,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:58,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:58,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:58,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:46:59,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:00,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:03,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:03,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 05:47:03,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,094 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:47:04,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:04,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 05:47:04,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:47:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:04,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:47:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:47:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:47:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:04,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:47:04,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:47:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:47:04,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:47:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:47:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:47:04,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 05:47:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 05:47:04,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:04,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 05:47:04,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:47:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:47:04,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:47:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 05:47:04,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:04,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 05:47:04,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:47:04,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:47:04,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 05:47:04,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 05:47:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:04,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:47:04,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 05:47:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:47:04,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:04,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:47:04,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:04,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 05:47:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:04,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:04,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 05:47:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:04,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 05:47:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:04,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 05:47:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:04,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:04,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:04,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:04,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:04,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:04,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:04,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:04,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-14 05:47:04,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249617903] [2020-10-14 05:47:04,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:47:04,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 05:47:04,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061611627] [2020-10-14 05:47:04,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 05:47:04,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:47:04,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 05:47:04,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-14 05:47:04,717 INFO L87 Difference]: Start difference. First operand 758 states and 1196 transitions. Second operand 11 states. [2020-10-14 05:47:06,607 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:47:07,473 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:47:08,195 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:47:09,429 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:47:10,145 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:47:26,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:47:26,064 INFO L93 Difference]: Finished difference Result 1691 states and 2780 transitions. [2020-10-14 05:47:26,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 05:47:26,066 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 119 [2020-10-14 05:47:26,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:47:26,074 INFO L225 Difference]: With dead ends: 1691 [2020-10-14 05:47:26,074 INFO L226 Difference]: Without dead ends: 1044 [2020-10-14 05:47:26,079 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2020-10-14 05:47:26,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2020-10-14 05:47:26,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 765. [2020-10-14 05:47:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2020-10-14 05:47:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 1205 transitions. [2020-10-14 05:47:26,265 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 1205 transitions. Word has length 119 [2020-10-14 05:47:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:47:26,266 INFO L479 AbstractCegarLoop]: Abstraction has 765 states and 1205 transitions. [2020-10-14 05:47:26,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 05:47:26,266 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1205 transitions. [2020-10-14 05:47:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-14 05:47:26,270 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:47:26,270 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:47:26,270 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 05:47:26,270 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:47:26,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:47:26,271 INFO L82 PathProgramCache]: Analyzing trace with hash -836690683, now seen corresponding path program 1 times [2020-10-14 05:47:26,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:47:26,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966183828] [2020-10-14 05:47:26,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:47:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:26,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:26,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:26,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:26,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:27,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:28,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:28,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:31,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:31,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-14 05:47:31,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 05:47:31,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-14 05:47:31,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:31,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:31,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:47:31,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 05:47:31,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:47:31,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,093 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:47:32,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:47:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:32,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:47:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:47:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:32,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:47:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:32,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:47:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:47:32,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:47:32,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-14 05:47:32,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:47:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:47:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 05:47:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 05:47:32,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:47:32,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:47:32,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:47:32,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:47:32,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 05:47:32,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 05:47:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 05:47:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:32,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:47:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:47:32,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:47:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 05:47:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:47:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:32,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:32,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:32,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:32,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 05:47:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:32,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:32,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:32,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:32,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:32,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:32,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-14 05:47:32,710 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966183828] [2020-10-14 05:47:32,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:47:32,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 05:47:32,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044206525] [2020-10-14 05:47:32,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 05:47:32,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:47:32,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 05:47:32,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:47:32,712 INFO L87 Difference]: Start difference. First operand 765 states and 1205 transitions. Second operand 8 states. [2020-10-14 05:47:33,948 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-14 05:47:34,667 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-14 05:47:35,825 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:47:49,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:47:49,076 INFO L93 Difference]: Finished difference Result 1751 states and 2874 transitions. [2020-10-14 05:47:49,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 05:47:49,077 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 120 [2020-10-14 05:47:49,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:47:49,084 INFO L225 Difference]: With dead ends: 1751 [2020-10-14 05:47:49,084 INFO L226 Difference]: Without dead ends: 1000 [2020-10-14 05:47:49,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-14 05:47:49,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2020-10-14 05:47:49,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 749. [2020-10-14 05:47:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-10-14 05:47:49,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1174 transitions. [2020-10-14 05:47:49,308 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1174 transitions. Word has length 120 [2020-10-14 05:47:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:47:49,309 INFO L479 AbstractCegarLoop]: Abstraction has 749 states and 1174 transitions. [2020-10-14 05:47:49,309 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 05:47:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1174 transitions. [2020-10-14 05:47:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-14 05:47:49,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:47:49,311 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:47:49,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 05:47:49,312 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:47:49,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:47:49,312 INFO L82 PathProgramCache]: Analyzing trace with hash -202763787, now seen corresponding path program 1 times [2020-10-14 05:47:49,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:47:49,312 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [679626082] [2020-10-14 05:47:49,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:47:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:49,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:49,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:49,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:50,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:50,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:51,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:54,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:54,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-14 05:47:54,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 05:47:54,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 05:47:54,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:54,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:54,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:47:54,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-10-14 05:47:54,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 05:47:54,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,110 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:47:55,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:55,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:47:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:55,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:47:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:47:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:55,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:47:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:47:55,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:47:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:47:55,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:47:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:47:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:55,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:55,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 05:47:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:47:55,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 05:47:55,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 05:47:55,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:47:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:47:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 05:47:55,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 05:47:55,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 05:47:55,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:47:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:47:55,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:47:55,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:47:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:47:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 05:47:55,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:47:55,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 05:47:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:47:55,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:47:55,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:47:55,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:47:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:55,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:47:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 05:47:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:55,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 05:47:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:55,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 05:47:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:47:55,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:47:55,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:47:55,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:47:55,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 05:47:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:47:55,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:47:55,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:47:55,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:47:55,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:47:55,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:47:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-14 05:47:55,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [679626082] [2020-10-14 05:47:55,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:47:55,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 05:47:55,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421203247] [2020-10-14 05:47:55,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 05:47:55,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:47:55,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 05:47:55,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 05:47:55,789 INFO L87 Difference]: Start difference. First operand 749 states and 1174 transitions. Second operand 9 states. [2020-10-14 05:47:57,350 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-14 05:47:58,176 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:48:13,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:48:13,502 INFO L93 Difference]: Finished difference Result 1713 states and 2817 transitions. [2020-10-14 05:48:13,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 05:48:13,503 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 120 [2020-10-14 05:48:13,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:48:13,511 INFO L225 Difference]: With dead ends: 1713 [2020-10-14 05:48:13,511 INFO L226 Difference]: Without dead ends: 1015 [2020-10-14 05:48:13,514 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-14 05:48:13,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2020-10-14 05:48:13,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 753. [2020-10-14 05:48:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2020-10-14 05:48:13,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1181 transitions. [2020-10-14 05:48:13,748 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1181 transitions. Word has length 120 [2020-10-14 05:48:13,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:48:13,750 INFO L479 AbstractCegarLoop]: Abstraction has 753 states and 1181 transitions. [2020-10-14 05:48:13,750 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 05:48:13,750 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1181 transitions. [2020-10-14 05:48:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-14 05:48:13,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:48:13,753 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 05:48:13,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 05:48:13,753 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:48:13,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:48:13,754 INFO L82 PathProgramCache]: Analyzing trace with hash 83028992, now seen corresponding path program 1 times [2020-10-14 05:48:13,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:48:13,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [439980454] [2020-10-14 05:48:13,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:48:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:13,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:13,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:14,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:15,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:15,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:18,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:18,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-14 05:48:18,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 05:48:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 05:48:18,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,571 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 05:48:19,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:48:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:48:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:48:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:48:19,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:19,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:48:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:48:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 05:48:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 05:48:19,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:19,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 05:48:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:48:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:48:19,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 05:48:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 05:48:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:19,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:19,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:19,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:19,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 05:48:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:19,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-14 05:48:20,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:48:20,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-14 05:48:20,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 05:48:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 05:48:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 05:48:20,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:20,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 05:48:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:48:20,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 05:48:20,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 05:48:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:48:20,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:20,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 05:48:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 05:48:20,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:48:20,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 05:48:20,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 05:48:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 05:48:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 05:48:20,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:48:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 05:48:20,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:48:20,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:48:20,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:20,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:48:20,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:48:20,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 05:48:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 05:48:20,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 05:48:20,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 05:48:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 05:48:20,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:48:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:48:20,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:20,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 05:48:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:48:20,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 05:48:20,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:48:20,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:48:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 05:48:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:48:20,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:48:20,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 05:48:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:48:20,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:48:20,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 05:48:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 05:48:20,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 05:48:20,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 05:48:20,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 05:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:48:20,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 05:48:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:48:20,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:48:20,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:48:20,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:48:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:48:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:48:20,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 05:48:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-14 05:48:20,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [439980454] [2020-10-14 05:48:20,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:48:20,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 05:48:20,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103330078] [2020-10-14 05:48:20,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 05:48:20,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:48:20,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 05:48:20,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-14 05:48:20,326 INFO L87 Difference]: Start difference. First operand 753 states and 1181 transitions. Second operand 11 states. [2020-10-14 05:48:22,246 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:48:23,089 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:48:23,848 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-14 05:48:25,181 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 05:48:25,904 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 391