/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/minepump_spec3_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:11:40,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:11:40,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:11:40,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:11:40,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:11:40,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:11:40,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:11:40,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:11:40,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:11:40,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:11:40,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:11:40,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:11:40,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:11:40,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:11:40,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:11:40,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:11:40,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:11:40,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:11:40,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:11:40,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:11:40,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:11:40,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:11:40,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:11:40,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:11:40,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:11:40,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:11:40,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:11:40,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:11:40,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:11:40,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:11:40,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:11:40,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:11:40,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:11:40,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:11:40,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:11:40,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:11:40,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:11:40,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:11:40,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:11:40,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:11:40,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:11:40,632 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 07:11:40,656 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:11:40,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:11:40,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:11:40,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:11:40,658 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:11:40,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:11:40,658 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:11:40,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:11:40,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:11:40,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:11:40,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:11:40,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:11:40,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:11:40,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:11:40,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:11:40,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:11:40,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:11:40,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:11:40,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:11:40,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:11:40,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:11:40,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:11:40,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:11:40,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:11:40,662 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 07:11:40,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:11:40,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:11:40,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:11:41,000 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:11:41,001 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:11:41,001 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2020-10-14 07:11:41,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/70fef6c05/a7fd0fb274b54f21bbeaa4215731dba3/FLAGe7d6b40bc [2020-10-14 07:11:41,546 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:11:41,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2020-10-14 07:11:41,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/70fef6c05/a7fd0fb274b54f21bbeaa4215731dba3/FLAGe7d6b40bc [2020-10-14 07:11:41,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/70fef6c05/a7fd0fb274b54f21bbeaa4215731dba3 [2020-10-14 07:11:41,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:11:41,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:11:41,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:11:41,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:11:41,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:11:41,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:11:41" (1/1) ... [2020-10-14 07:11:41,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20abf48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:41, skipping insertion in model container [2020-10-14 07:11:41,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:11:41" (1/1) ... [2020-10-14 07:11:41,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:11:41,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:11:42,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:11:42,450 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:11:42,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:11:42,578 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:11:42,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42 WrapperNode [2020-10-14 07:11:42,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:11:42,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:11:42,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:11:42,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:11:42,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (1/1) ... [2020-10-14 07:11:42,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:11:42,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:11:42,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:11:42,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:11:42,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (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 07:11:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:11:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:11:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:11:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:11:42,756 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:11:42,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:11:42,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:11:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:11:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:11:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:11:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:11:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:11:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:11:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:11:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:11:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:11:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:11:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:11:42,761 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:11:42,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:11:42,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:11:42,761 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:11:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:11:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:11:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:11:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:11:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:11:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:11:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:11:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:11:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:11:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:11:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:11:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:11:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:11:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:11:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:11:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:11:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:11:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:11:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:11:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:11:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:11:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:11:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:11:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:11:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:11:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:11:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:11:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:11:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:11:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:11:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-14 07:11:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:11:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:11:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:11:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:11:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:11:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:11:42,775 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:11:42,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:11:42,776 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:11:42,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:11:42,776 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:11:42,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:11:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:11:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:11:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:11:43,942 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:11:43,942 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:11:43,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:11:43 BoogieIcfgContainer [2020-10-14 07:11:43,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:11:43,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:11:43,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:11:43,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:11:43,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:11:41" (1/3) ... [2020-10-14 07:11:43,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a1f7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:11:43, skipping insertion in model container [2020-10-14 07:11:43,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:42" (2/3) ... [2020-10-14 07:11:43,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a1f7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:11:43, skipping insertion in model container [2020-10-14 07:11:43,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:11:43" (3/3) ... [2020-10-14 07:11:43,957 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2020-10-14 07:11:43,968 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:11:43,977 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:11:43,992 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:11:44,019 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:11:44,019 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:11:44,019 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:11:44,019 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:11:44,020 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:11:44,020 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:11:44,020 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:11:44,020 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:11:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-14 07:11:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:11:44,056 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:11:44,057 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:11:44,058 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:11:44,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:11:44,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1930033303, now seen corresponding path program 1 times [2020-10-14 07:11:44,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:11:44,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586694967] [2020-10-14 07:11:44,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:11:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:44,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:44,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:44,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:46,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:46,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 07:11:46,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:11:46,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2181 [2020-10-14 07:11:46,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:46,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:46,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:46,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:11:46,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 16 [2020-10-14 07:11:47,136 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:11:47,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:11:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:47,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-14 07:11:47,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:47,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:11:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:47,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:47,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:11:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:47,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:47,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:47,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:11:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:47,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:47,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:11:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:47,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:47,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:47,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:11:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:47,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:47,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:47,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:11:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:47,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:47,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:47,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:11:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:47,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:47,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:47,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:47,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:47,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:47,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:47,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:47,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:11:47,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1586694967] [2020-10-14 07:11:47,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:11:47,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:11:47,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154800142] [2020-10-14 07:11:47,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:11:47,383 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:11:47,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:11:47,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:11:47,407 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 3 states. [2020-10-14 07:11:48,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:11:48,879 INFO L93 Difference]: Finished difference Result 341 states and 445 transitions. [2020-10-14 07:11:48,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:11:48,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-10-14 07:11:48,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:11:48,903 INFO L225 Difference]: With dead ends: 341 [2020-10-14 07:11:48,903 INFO L226 Difference]: Without dead ends: 183 [2020-10-14 07:11:48,910 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:11:48,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-14 07:11:49,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 149. [2020-10-14 07:11:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-14 07:11:49,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 177 transitions. [2020-10-14 07:11:49,035 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 177 transitions. Word has length 52 [2020-10-14 07:11:49,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:11:49,036 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 177 transitions. [2020-10-14 07:11:49,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:11:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2020-10-14 07:11:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-14 07:11:49,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:11:49,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:11:49,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:11:49,042 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:11:49,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:11:49,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1692135718, now seen corresponding path program 1 times [2020-10-14 07:11:49,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:11:49,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180508385] [2020-10-14 07:11:49,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:11:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:49,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:49,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:49,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-14 07:11:51,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:11:51,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2150 [2020-10-14 07:11:51,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:51,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:11:51,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,609 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:11:51,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:11:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:51,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-14 07:11:51,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:11:51,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:11:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:51,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:51,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:11:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:11:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:51,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:51,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:11:51,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:11:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:51,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:11:51,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:11:51,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:11:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:51,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:51,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:11:51,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:11:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:51,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:51,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:51,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:51,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:51,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 32 [2020-10-14 07:11:51,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:11:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:51,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:51,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:51,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:51,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:51,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:11:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:51,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:51,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:51,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:51,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:51,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:51,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:51,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:51,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:11:51,864 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1180508385] [2020-10-14 07:11:51,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:11:51,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:11:51,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947063624] [2020-10-14 07:11:51,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:11:51,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:11:51,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:11:51,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:11:51,868 INFO L87 Difference]: Start difference. First operand 149 states and 177 transitions. Second operand 4 states. [2020-10-14 07:11:52,175 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:11:53,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:11:53,428 INFO L93 Difference]: Finished difference Result 308 states and 389 transitions. [2020-10-14 07:11:53,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:11:53,430 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-14 07:11:53,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:11:53,433 INFO L225 Difference]: With dead ends: 308 [2020-10-14 07:11:53,433 INFO L226 Difference]: Without dead ends: 183 [2020-10-14 07:11:53,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:11:53,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-14 07:11:53,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 149. [2020-10-14 07:11:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-14 07:11:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-10-14 07:11:53,510 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 53 [2020-10-14 07:11:53,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:11:53,510 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-10-14 07:11:53,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:11:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-10-14 07:11:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-14 07:11:53,514 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:11:53,514 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:11:53,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:11:53,514 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:11:53,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:11:53,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1627152234, now seen corresponding path program 1 times [2020-10-14 07:11:53,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:11:53,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1886653562] [2020-10-14 07:11:53,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:11:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:53,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:53,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:53,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:53,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:54,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:56,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 07:11:58,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:11:58,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 07:11:58,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:11:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:11:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:11:58,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,860 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:11:58,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:11:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:58,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:58,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 07:11:58,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:11:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:58,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:58,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:58,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:11:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:58,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:58,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:11:58,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:11:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:58,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:58,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:58,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:11:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:58,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:58,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 07:11:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:11:58,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:11:58,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:11:58,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 07:11:58,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:11:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:58,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:58,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:58,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:11:58,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:11:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:11:58,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:58,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:58,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:58,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:58,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:11:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:59,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:59,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:59,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:11:59,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:59,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:59,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:59,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:59,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:11:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:59,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:59,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:59,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:11:59,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:59,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:11:59,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:59,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:11:59,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:59,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:59,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:11:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:59,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:59,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:59,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:59,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:11:59,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:59,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:59,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 07:11:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:59,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:59,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:59,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:59,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:59,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:59,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:11:59,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 07:11:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:11:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:11:59,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:11:59,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:11:59,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:11:59,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:11:59,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:11:59,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:11:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:11:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:11:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:11:59,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:11:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:11:59,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1886653562] [2020-10-14 07:11:59,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:11:59,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:11:59,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317515968] [2020-10-14 07:11:59,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:11:59,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:11:59,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:11:59,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:11:59,039 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 5 states. [2020-10-14 07:11:59,503 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:12:00,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:00,740 INFO L93 Difference]: Finished difference Result 289 states and 361 transitions. [2020-10-14 07:12:00,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:12:00,741 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2020-10-14 07:12:00,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:00,744 INFO L225 Difference]: With dead ends: 289 [2020-10-14 07:12:00,748 INFO L226 Difference]: Without dead ends: 182 [2020-10-14 07:12:00,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:12:00,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-14 07:12:00,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 140. [2020-10-14 07:12:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-14 07:12:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2020-10-14 07:12:00,818 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 71 [2020-10-14 07:12:00,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:00,820 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2020-10-14 07:12:00,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:12:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2020-10-14 07:12:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-14 07:12:00,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:00,825 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:00,826 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:12:00,826 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:00,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:00,826 INFO L82 PathProgramCache]: Analyzing trace with hash 875217030, now seen corresponding path program 1 times [2020-10-14 07:12:00,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:00,827 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [794856438] [2020-10-14 07:12:00,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:00,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:01,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:01,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:01,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:01,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:05,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:05,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 07:12:05,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:12:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:12:05,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:05,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-14 07:12:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,142 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:06,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:06,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:12:06,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:06,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:12:06,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:06,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:06,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:06,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:06,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:12:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 07:12:06,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:12:06,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:12:06,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:06,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 07:12:06,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:06,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:12:06,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:12:06,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:06,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:12:06,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:06,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:12:06,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:12:06,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:06,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:12:06,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:12:06,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:06,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:06,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:06,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:06,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 07:12:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:06,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 07:12:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:06,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:06,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 07:12:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:06,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:06,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:06,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:06,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:06,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:06,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:06,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:06,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:06,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:12:06,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [794856438] [2020-10-14 07:12:06,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:12:06,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:12:06,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417473602] [2020-10-14 07:12:06,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:12:06,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:06,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:12:06,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:12:06,411 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 7 states. [2020-10-14 07:12:06,805 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:12:08,026 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:12:08,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:08,893 INFO L93 Difference]: Finished difference Result 393 states and 487 transitions. [2020-10-14 07:12:08,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:12:08,893 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-10-14 07:12:08,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:08,901 INFO L225 Difference]: With dead ends: 393 [2020-10-14 07:12:08,901 INFO L226 Difference]: Without dead ends: 277 [2020-10-14 07:12:08,902 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:12:08,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-10-14 07:12:08,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 236. [2020-10-14 07:12:08,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-14 07:12:08,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 269 transitions. [2020-10-14 07:12:08,967 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 269 transitions. Word has length 75 [2020-10-14 07:12:08,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:08,967 INFO L479 AbstractCegarLoop]: Abstraction has 236 states and 269 transitions. [2020-10-14 07:12:08,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:12:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 269 transitions. [2020-10-14 07:12:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-14 07:12:08,969 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:08,970 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:08,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:12:08,970 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:08,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:08,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1332654256, now seen corresponding path program 1 times [2020-10-14 07:12:08,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:08,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1291550863] [2020-10-14 07:12:08,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:09,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:09,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 07:12:10,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:12:10,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1127 [2020-10-14 07:12:10,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:10,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-14 07:12:10,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-14 07:12:10,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,436 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:10,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:12:10,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:10,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:10,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:10,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:10,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:10,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:10,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:10,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:10,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:12:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 07:12:10,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:12:10,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:12:10,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:12:10,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:12:10,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:12:10,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:12:10,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:12:10,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:12:10,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:10,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:12:10,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:12:10,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:10,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:10,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:12:10,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:10,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:10,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:10,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 07:12:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:10,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:10,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:10,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:10,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 07:12:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:10,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:12:10,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:10,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:10,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:10,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:10,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:12:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:10,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:10,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:10,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:10,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:10,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:10,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:10,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:10,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:10,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:10,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:10,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:12:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:12:10,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1291550863] [2020-10-14 07:12:10,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:12:10,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:12:10,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280427694] [2020-10-14 07:12:10,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:12:10,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:10,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:12:10,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:12:10,666 INFO L87 Difference]: Start difference. First operand 236 states and 269 transitions. Second operand 8 states. [2020-10-14 07:12:11,115 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:12,525 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:12,833 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:12:13,112 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:12:13,364 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:13,729 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:15,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:15,125 INFO L93 Difference]: Finished difference Result 694 states and 876 transitions. [2020-10-14 07:12:15,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:12:15,126 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-14 07:12:15,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:15,131 INFO L225 Difference]: With dead ends: 694 [2020-10-14 07:12:15,131 INFO L226 Difference]: Without dead ends: 482 [2020-10-14 07:12:15,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:12:15,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-10-14 07:12:15,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 434. [2020-10-14 07:12:15,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-10-14 07:12:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 512 transitions. [2020-10-14 07:12:15,227 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 512 transitions. Word has length 89 [2020-10-14 07:12:15,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:15,227 INFO L479 AbstractCegarLoop]: Abstraction has 434 states and 512 transitions. [2020-10-14 07:12:15,228 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:12:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 512 transitions. [2020-10-14 07:12:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 07:12:15,230 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:15,230 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:15,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:12:15,230 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:15,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:15,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1438339703, now seen corresponding path program 1 times [2020-10-14 07:12:15,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:15,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283103966] [2020-10-14 07:12:15,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 07:12:15,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 237 [2020-10-14 07:12:15,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 07:12:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,731 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:15,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:12:15,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:15,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:15,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:15,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:15,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:12:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 07:12:15,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:12:15,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:15,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 07:12:15,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:15,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:12:15,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:12:15,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:12:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:12:15,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:12:15,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:12:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:15,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:12:15,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:15,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:12:15,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:15,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:15,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:12:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:15,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:15,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 07:12:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 07:12:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:15,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 07:12:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:15,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 07:12:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:15,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:15,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:15,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:15,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:15,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:15,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:15,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:15,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:15,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:15,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:15,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:12:15,992 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283103966] [2020-10-14 07:12:15,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:12:15,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:12:15,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142013235] [2020-10-14 07:12:15,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:12:15,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:15,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:12:15,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:12:15,994 INFO L87 Difference]: Start difference. First operand 434 states and 512 transitions. Second operand 8 states. [2020-10-14 07:12:17,028 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:17,243 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:17,487 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:18,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:18,600 INFO L93 Difference]: Finished difference Result 922 states and 1148 transitions. [2020-10-14 07:12:18,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:12:18,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-14 07:12:18,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:18,605 INFO L225 Difference]: With dead ends: 922 [2020-10-14 07:12:18,605 INFO L226 Difference]: Without dead ends: 512 [2020-10-14 07:12:18,607 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:12:18,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-10-14 07:12:18,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 437. [2020-10-14 07:12:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-10-14 07:12:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 515 transitions. [2020-10-14 07:12:18,691 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 515 transitions. Word has length 93 [2020-10-14 07:12:18,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:18,692 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 515 transitions. [2020-10-14 07:12:18,692 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:12:18,692 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 515 transitions. [2020-10-14 07:12:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 07:12:18,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:18,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:18,694 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:12:18,694 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:18,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:18,695 INFO L82 PathProgramCache]: Analyzing trace with hash 2097871225, now seen corresponding path program 1 times [2020-10-14 07:12:18,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:18,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1811152760] [2020-10-14 07:12:18,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:18,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 07:12:19,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 345 [2020-10-14 07:12:19,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:19,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-14 07:12:19,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:19,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,313 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:19,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 07:12:19,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:19,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:19,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:19,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:19,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:19,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:19,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:19,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:19,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:19,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:12:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 07:12:19,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:12:19,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:19,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:12:19,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:19,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:12:19,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:12:19,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:12:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:19,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:12:19,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 07:12:19,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:19,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:12:19,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:12:19,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:19,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:12:19,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:12:19,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:19,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:19,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:19,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:19,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 07:12:19,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 07:12:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:19,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 07:12:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:19,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 07:12:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:19,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:19,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:19,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:19,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:19,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:19,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:19,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:19,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:12:19,612 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1811152760] [2020-10-14 07:12:19,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:12:19,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:12:19,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181814260] [2020-10-14 07:12:19,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:12:19,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:19,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:12:19,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:12:19,614 INFO L87 Difference]: Start difference. First operand 437 states and 515 transitions. Second operand 9 states. [2020-10-14 07:12:20,584 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:20,823 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:12:21,082 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:21,318 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:22,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:22,483 INFO L93 Difference]: Finished difference Result 910 states and 1139 transitions. [2020-10-14 07:12:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 07:12:22,485 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-14 07:12:22,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:22,489 INFO L225 Difference]: With dead ends: 910 [2020-10-14 07:12:22,489 INFO L226 Difference]: Without dead ends: 497 [2020-10-14 07:12:22,491 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:12:22,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2020-10-14 07:12:22,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 430. [2020-10-14 07:12:22,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-10-14 07:12:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 506 transitions. [2020-10-14 07:12:22,569 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 506 transitions. Word has length 93 [2020-10-14 07:12:22,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:22,569 INFO L479 AbstractCegarLoop]: Abstraction has 430 states and 506 transitions. [2020-10-14 07:12:22,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:12:22,569 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 506 transitions. [2020-10-14 07:12:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-14 07:12:22,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:22,571 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:22,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:12:22,572 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:22,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:22,572 INFO L82 PathProgramCache]: Analyzing trace with hash 791892564, now seen corresponding path program 1 times [2020-10-14 07:12:22,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:22,572 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966545738] [2020-10-14 07:12:22,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:22,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:22,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:22,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-14 07:12:22,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:22,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-14 07:12:22,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:22,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:22,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:22,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-14 07:12:22,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:12:22,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,069 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:23,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:12:23,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:23,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:23,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:23,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:23,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:23,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:12:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:12:23,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 07:12:23,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:12:23,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:12:23,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:12:23,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:23,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:12:23,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:12:23,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:12:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:23,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:23,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:23,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:23,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:23,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:23,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:23,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:23,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:12:23,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:23,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 07:12:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 07:12:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:23,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 07:12:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:23,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:23,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:23,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:23,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:23,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:23,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:12:23,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966545738] [2020-10-14 07:12:23,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:12:23,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:12:23,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804142514] [2020-10-14 07:12:23,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:12:23,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:23,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:12:23,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:12:23,290 INFO L87 Difference]: Start difference. First operand 430 states and 506 transitions. Second operand 9 states. [2020-10-14 07:12:24,445 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:25,048 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:25,382 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:25,658 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:26,399 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:26,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:26,912 INFO L93 Difference]: Finished difference Result 907 states and 1110 transitions. [2020-10-14 07:12:26,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 07:12:26,913 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-14 07:12:26,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:26,918 INFO L225 Difference]: With dead ends: 907 [2020-10-14 07:12:26,918 INFO L226 Difference]: Without dead ends: 501 [2020-10-14 07:12:26,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:12:26,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2020-10-14 07:12:26,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 430. [2020-10-14 07:12:26,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-10-14 07:12:26,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 497 transitions. [2020-10-14 07:12:26,997 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 497 transitions. Word has length 94 [2020-10-14 07:12:26,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:26,997 INFO L479 AbstractCegarLoop]: Abstraction has 430 states and 497 transitions. [2020-10-14 07:12:26,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:12:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 497 transitions. [2020-10-14 07:12:27,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 07:12:27,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:27,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:27,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:12:27,001 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:27,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:27,001 INFO L82 PathProgramCache]: Analyzing trace with hash -834613817, now seen corresponding path program 1 times [2020-10-14 07:12:27,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:27,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1798027492] [2020-10-14 07:12:27,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:27,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:27,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:27,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:27,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-14 07:12:32,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:32,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 07:12:32,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,312 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:32,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 07:12:32,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:12:32,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:32,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:32,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:32,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:32,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:32,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:32,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:32,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:32,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:12:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:32,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 07:12:32,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 07:12:32,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:12:32,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:32,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:12:32,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:32,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:12:32,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:32,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:32,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:32,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:32,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:32,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:32,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:12:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:12:32,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:12:32,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 07:12:32,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:32,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:12:32,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:32,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:12:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:32,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 07:12:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 07:12:32,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 07:12:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:12:32,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:32,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:12:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:32,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 07:12:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:32,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 07:12:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:32,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 07:12:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:32,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:32,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:32,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:32,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:32,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:32,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:32,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:32,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-14 07:12:32,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1798027492] [2020-10-14 07:12:32,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:12:32,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:12:32,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139856206] [2020-10-14 07:12:32,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:12:32,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:32,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:12:32,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:12:32,682 INFO L87 Difference]: Start difference. First operand 430 states and 497 transitions. Second operand 11 states. [2020-10-14 07:12:33,270 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:33,911 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:12:34,928 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:35,440 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 07:12:35,941 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-14 07:12:36,176 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:12:36,452 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:12:38,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:38,288 INFO L93 Difference]: Finished difference Result 1364 states and 1711 transitions. [2020-10-14 07:12:38,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 07:12:38,289 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-14 07:12:38,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:38,296 INFO L225 Difference]: With dead ends: 1364 [2020-10-14 07:12:38,296 INFO L226 Difference]: Without dead ends: 958 [2020-10-14 07:12:38,299 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-14 07:12:38,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2020-10-14 07:12:38,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 833. [2020-10-14 07:12:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2020-10-14 07:12:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 954 transitions. [2020-10-14 07:12:38,446 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 954 transitions. Word has length 141 [2020-10-14 07:12:38,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:38,447 INFO L479 AbstractCegarLoop]: Abstraction has 833 states and 954 transitions. [2020-10-14 07:12:38,447 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:12:38,447 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 954 transitions. [2020-10-14 07:12:38,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 07:12:38,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:38,451 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:38,452 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:12:38,452 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:38,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:38,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1626419797, now seen corresponding path program 1 times [2020-10-14 07:12:38,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:38,453 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1092606055] [2020-10-14 07:12:38,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:38,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:38,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:38,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:39,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-14 07:12:43,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:12:43,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 07:12:43,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:12:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 07:12:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 07:12:43,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:43,828 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:43,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:43,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:12:43,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:43,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:43,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:43,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:43,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:43,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:43,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:43,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:43,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:43,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:43,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:43,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:43,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:12:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:43,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:43,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:43,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:43,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:43,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:43,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:12:43,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:43,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:12:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:43,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:12:44,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 07:12:44,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:44,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 07:12:44,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:12:44,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:12:44,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:12:44,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:12:44,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:12:44,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:44,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:44,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:12:44,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:44,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:44,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:12:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:12:44,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:44,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 07:12:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:44,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:44,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 07:12:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 07:12:44,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:12:44,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 07:12:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:12:44,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:44,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:12:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 07:12:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:12:44,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:12:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:44,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 07:12:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:44,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:44,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 07:12:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:44,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:44,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:44,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:44,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:44,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:44,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:44,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:44,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-14 07:12:44,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1092606055] [2020-10-14 07:12:44,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:12:44,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:12:44,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010129372] [2020-10-14 07:12:44,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:12:44,285 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:44,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:12:44,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:12:44,286 INFO L87 Difference]: Start difference. First operand 833 states and 954 transitions. Second operand 11 states. [2020-10-14 07:12:45,364 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:46,353 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:12:46,657 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:12:46,918 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:47,157 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:12:49,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:12:49,166 INFO L93 Difference]: Finished difference Result 1801 states and 2236 transitions. [2020-10-14 07:12:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 07:12:49,166 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 145 [2020-10-14 07:12:49,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:12:49,174 INFO L225 Difference]: With dead ends: 1801 [2020-10-14 07:12:49,174 INFO L226 Difference]: Without dead ends: 992 [2020-10-14 07:12:49,177 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-14 07:12:49,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2020-10-14 07:12:49,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 779. [2020-10-14 07:12:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2020-10-14 07:12:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 890 transitions. [2020-10-14 07:12:49,326 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 890 transitions. Word has length 145 [2020-10-14 07:12:49,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:12:49,327 INFO L479 AbstractCegarLoop]: Abstraction has 779 states and 890 transitions. [2020-10-14 07:12:49,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:12:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 890 transitions. [2020-10-14 07:12:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-14 07:12:49,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:49,331 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:49,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:12:49,331 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:49,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:49,331 INFO L82 PathProgramCache]: Analyzing trace with hash -248365737, now seen corresponding path program 1 times [2020-10-14 07:12:49,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:49,332 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [324933674] [2020-10-14 07:12:49,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:12:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:49,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:49,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:49,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:51,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:51,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-14 07:12:54,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:12:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,617 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:12:54,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:12:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:12:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:54,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:54,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:54,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:12:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:54,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:12:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:12:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:12:54,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:12:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:54,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:12:54,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:54,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:12:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:12:54,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 07:12:54,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:12:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:12:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-14 07:12:54,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:54,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:12:54,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 07:12:54,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:12:54,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:12:54,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:12:54,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:12:54,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:12:54,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:12:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:12:54,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:12:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:12:54,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:12:54,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:54,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:12:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:54,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:12:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:12:54,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:12:54,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 07:12:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 07:12:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 07:12:54,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 07:12:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:12:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:12:54,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:12:54,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:12:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:12:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:12:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 07:12:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:54,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:54,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 07:12:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:54,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:54,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:54,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:54,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:54,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:54,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:55,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 07:12:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:12:55,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:12:55,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:12:55,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:12:55,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:12:55,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:12:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:12:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-14 07:12:55,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [324933674] [2020-10-14 07:12:55,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:12:55,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 07:12:55,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805591496] [2020-10-14 07:12:55,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 07:12:55,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:12:55,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 07:12:55,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:12:55,033 INFO L87 Difference]: Start difference. First operand 779 states and 890 transitions. Second operand 15 states. [2020-10-14 07:12:56,040 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 186 [2020-10-14 07:12:56,695 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:12:57,449 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2020-10-14 07:12:58,696 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-14 07:12:59,373 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-14 07:12:59,883 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-14 07:13:00,371 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-14 07:13:00,829 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-14 07:13:02,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:02,265 INFO L93 Difference]: Finished difference Result 1816 states and 2259 transitions. [2020-10-14 07:13:02,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:13:02,266 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 147 [2020-10-14 07:13:02,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:02,274 INFO L225 Difference]: With dead ends: 1816 [2020-10-14 07:13:02,274 INFO L226 Difference]: Without dead ends: 1061 [2020-10-14 07:13:02,277 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2020-10-14 07:13:02,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states. [2020-10-14 07:13:02,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 797. [2020-10-14 07:13:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2020-10-14 07:13:02,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 911 transitions. [2020-10-14 07:13:02,434 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 911 transitions. Word has length 147 [2020-10-14 07:13:02,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:02,434 INFO L479 AbstractCegarLoop]: Abstraction has 797 states and 911 transitions. [2020-10-14 07:13:02,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 07:13:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 911 transitions. [2020-10-14 07:13:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 07:13:02,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:02,437 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 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, 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 07:13:02,437 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 07:13:02,438 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:02,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:02,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1413119151, now seen corresponding path program 1 times [2020-10-14 07:13:02,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:02,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811818769] [2020-10-14 07:13:02,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:02,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:03,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-14 07:13:05,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:13:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3046 [2020-10-14 07:13:05,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:13:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-14 07:13:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 07:13:05,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,728 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:05,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:05,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:05,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:13:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:13:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:13:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:13:05,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:13:05,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:13:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:13:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:13:05,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:13:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:13:05,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:13:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:05,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:13:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 07:13:05,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:13:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:05,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:13:05,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:13:05,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:05,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:13:05,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:05,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:05,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:05,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:05,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:13:05,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:06,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:13:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:06,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:06,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:06,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:06,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:06,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:06,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:06,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:06,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:06,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:06,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 07:13:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:06,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:06,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:06,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:06,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:06,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:06,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:06,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 07:13:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:06,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:06,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:06,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:06,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:06,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:06,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:06,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 07:13:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:06,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:06,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:06,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:06,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:06,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:06,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-14 07:13:06,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811818769] [2020-10-14 07:13:06,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:13:06,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-14 07:13:06,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382383338] [2020-10-14 07:13:06,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 07:13:06,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:06,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 07:13:06,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:13:06,037 INFO L87 Difference]: Start difference. First operand 797 states and 911 transitions. Second operand 14 states. [2020-10-14 07:13:06,453 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:13:07,108 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:13:08,196 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:08,534 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:13:09,746 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:13:10,020 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:13:10,282 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:10,560 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:13:10,816 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:11,106 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-14 07:13:11,397 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:11,900 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-14 07:13:13,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:13,267 INFO L93 Difference]: Finished difference Result 1787 states and 2195 transitions. [2020-10-14 07:13:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-14 07:13:13,268 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 149 [2020-10-14 07:13:13,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:13,275 INFO L225 Difference]: With dead ends: 1787 [2020-10-14 07:13:13,276 INFO L226 Difference]: Without dead ends: 1014 [2020-10-14 07:13:13,279 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=307, Invalid=1253, Unknown=0, NotChecked=0, Total=1560 [2020-10-14 07:13:13,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2020-10-14 07:13:13,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 795. [2020-10-14 07:13:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2020-10-14 07:13:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 905 transitions. [2020-10-14 07:13:13,483 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 905 transitions. Word has length 149 [2020-10-14 07:13:13,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:13,484 INFO L479 AbstractCegarLoop]: Abstraction has 795 states and 905 transitions. [2020-10-14 07:13:13,484 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 07:13:13,484 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 905 transitions. [2020-10-14 07:13:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-14 07:13:13,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:13,488 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:13,489 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 07:13:13,489 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:13,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:13,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1196531276, now seen corresponding path program 1 times [2020-10-14 07:13:13,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:13,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532879114] [2020-10-14 07:13:13,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:13,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:13,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:13,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:17,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-14 07:13:18,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 189 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:18,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,761 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:18,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:18,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:18,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:13:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:13:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:13:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:13:18,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:13:18,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:18,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:13:18,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:18,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:13:18,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:18,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:18,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:13:18,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:13:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:18,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:13:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:13:18,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:13:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:13:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:13:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:18,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:18,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:13:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:18,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:18,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:13:18,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:18,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:13:18,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:18,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 07:13:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:18,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:18,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:18,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:13:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:19,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:19,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:19,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:13:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:19,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:19,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:19,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 07:13:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:19,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:19,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:19,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 07:13:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:19,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:19,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:19,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 07:13:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:19,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:19,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:19,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:19,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:19,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:19,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:19,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:19,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 07:13:19,063 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532879114] [2020-10-14 07:13:19,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:13:19,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 07:13:19,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105084168] [2020-10-14 07:13:19,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 07:13:19,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:19,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 07:13:19,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:13:19,065 INFO L87 Difference]: Start difference. First operand 795 states and 905 transitions. Second operand 11 states. [2020-10-14 07:13:20,833 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:21,070 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:21,335 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:13:21,580 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:21,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:21,987 INFO L93 Difference]: Finished difference Result 1805 states and 2225 transitions. [2020-10-14 07:13:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 07:13:21,988 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2020-10-14 07:13:21,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:22,000 INFO L225 Difference]: With dead ends: 1805 [2020-10-14 07:13:22,000 INFO L226 Difference]: Without dead ends: 1034 [2020-10-14 07:13:22,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2020-10-14 07:13:22,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2020-10-14 07:13:22,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 815. [2020-10-14 07:13:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2020-10-14 07:13:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 925 transitions. [2020-10-14 07:13:22,204 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 925 transitions. Word has length 167 [2020-10-14 07:13:22,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:22,204 INFO L479 AbstractCegarLoop]: Abstraction has 815 states and 925 transitions. [2020-10-14 07:13:22,205 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 07:13:22,205 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 925 transitions. [2020-10-14 07:13:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-14 07:13:22,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:22,209 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 07:13:22,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 07:13:22,210 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:22,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:22,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1463198899, now seen corresponding path program 1 times [2020-10-14 07:13:22,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:22,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [949938727] [2020-10-14 07:13:22,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:22,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:22,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:22,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:24,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 07:13:27,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:27,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,462 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:27,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:13:27,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:27,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:27,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:13:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:27,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:13:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:27,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:27,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:27,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:13:27,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:27,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:13:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:13:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:13:27,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:13:27,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:13:27,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:27,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:27,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:13:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:27,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:27,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:13:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:13:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:13:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:13:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 07:13:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:13:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:13:27,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:13:27,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-14 07:13:27,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:27,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:13:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:13:27,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:27,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:13:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 07:13:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 07:13:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 07:13:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:27,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:27,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:27,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 07:13:27,761 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [949938727] [2020-10-14 07:13:27,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:13:27,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 07:13:27,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091781351] [2020-10-14 07:13:27,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:13:27,763 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:27,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:13:27,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:13:27,763 INFO L87 Difference]: Start difference. First operand 815 states and 925 transitions. Second operand 10 states. [2020-10-14 07:13:28,583 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:28,823 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:13:29,066 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:29,320 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:13:30,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:30,587 INFO L93 Difference]: Finished difference Result 1728 states and 2063 transitions. [2020-10-14 07:13:30,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:13:30,588 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 169 [2020-10-14 07:13:30,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:30,594 INFO L225 Difference]: With dead ends: 1728 [2020-10-14 07:13:30,594 INFO L226 Difference]: Without dead ends: 937 [2020-10-14 07:13:30,597 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:13:30,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-14 07:13:30,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 815. [2020-10-14 07:13:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2020-10-14 07:13:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 923 transitions. [2020-10-14 07:13:30,774 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 923 transitions. Word has length 169 [2020-10-14 07:13:30,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:30,775 INFO L479 AbstractCegarLoop]: Abstraction has 815 states and 923 transitions. [2020-10-14 07:13:30,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:13:30,775 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 923 transitions. [2020-10-14 07:13:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-14 07:13:30,782 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:30,783 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 07:13:30,783 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 07:13:30,783 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:30,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:30,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1104623435, now seen corresponding path program 1 times [2020-10-14 07:13:30,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:30,786 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [794215252] [2020-10-14 07:13:30,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:30,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:31,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:31,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:31,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:35,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:35,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 07:13:35,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:35,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,058 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:36,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:13:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:36,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:13:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 07:13:36,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 07:13:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:13:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:13:36,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:13:36,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:13:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:36,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:13:36,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:13:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:13:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:13:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 07:13:36,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:36,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:13:36,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:13:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:13:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 07:13:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:13:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-14 07:13:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:13:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:13:36,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:13:36,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:36,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:13:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 07:13:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 07:13:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 07:13:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:36,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:36,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:36,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:36,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:36,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 07:13:36,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [794215252] [2020-10-14 07:13:36,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:13:36,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:13:36,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124440088] [2020-10-14 07:13:36,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:13:36,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:36,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:13:36,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:13:36,287 INFO L87 Difference]: Start difference. First operand 815 states and 923 transitions. Second operand 9 states. [2020-10-14 07:13:36,990 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:37,217 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:37,428 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:38,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:38,489 INFO L93 Difference]: Finished difference Result 1620 states and 1900 transitions. [2020-10-14 07:13:38,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:13:38,490 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-10-14 07:13:38,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:38,495 INFO L225 Difference]: With dead ends: 1620 [2020-10-14 07:13:38,495 INFO L226 Difference]: Without dead ends: 829 [2020-10-14 07:13:38,498 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:13:38,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2020-10-14 07:13:38,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 755. [2020-10-14 07:13:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2020-10-14 07:13:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 851 transitions. [2020-10-14 07:13:38,672 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 851 transitions. Word has length 169 [2020-10-14 07:13:38,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:38,673 INFO L479 AbstractCegarLoop]: Abstraction has 755 states and 851 transitions. [2020-10-14 07:13:38,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:13:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 851 transitions. [2020-10-14 07:13:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-14 07:13:38,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:38,676 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:38,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 07:13:38,676 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:38,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:38,677 INFO L82 PathProgramCache]: Analyzing trace with hash 802164490, now seen corresponding path program 1 times [2020-10-14 07:13:38,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:38,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1001032925] [2020-10-14 07:13:38,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:38,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 647 [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 176 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,594 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:39,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:13:39,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 07:13:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:13:39,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:13:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:39,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:13:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:13:39,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:13:39,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:13:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-14 07:13:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 07:13:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:13:39,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:13:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:13:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:13:39,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:13:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 07:13:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:39,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:13:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:13:39,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:13:39,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:13:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 07:13:39,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:13:39,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:13:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:13:39,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:39,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:13:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:13:39,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:39,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:13:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:13:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 07:13:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:39,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 07:13:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:39,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:39,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:39,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 07:13:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:39,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-14 07:13:39,914 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1001032925] [2020-10-14 07:13:39,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:13:39,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-14 07:13:39,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443107401] [2020-10-14 07:13:39,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 07:13:39,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:39,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 07:13:39,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:13:39,916 INFO L87 Difference]: Start difference. First operand 755 states and 851 transitions. Second operand 13 states. [2020-10-14 07:13:40,280 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:13:40,832 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:13:41,695 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:41,958 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:42,190 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:42,442 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:43,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:43,756 INFO L93 Difference]: Finished difference Result 1651 states and 1985 transitions. [2020-10-14 07:13:43,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:13:43,757 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 167 [2020-10-14 07:13:43,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:43,758 INFO L225 Difference]: With dead ends: 1651 [2020-10-14 07:13:43,758 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:13:43,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2020-10-14 07:13:43,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:13:43,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:13:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:13:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:13:43,764 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2020-10-14 07:13:43,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:43,765 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:13:43,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 07:13:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:13:43,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:13:43,765 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 07:13:43,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:13:43,901 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-10-14 07:13:48,287 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 423 DAG size of output: 399 [2020-10-14 07:13:53,510 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 486 DAG size of output: 449 [2020-10-14 07:13:56,440 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 429 DAG size of output: 401 [2020-10-14 07:13:59,184 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 486 DAG size of output: 449 [2020-10-14 07:14:01,398 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-14 07:14:01,540 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:14:01,933 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:02,472 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 33 [2020-10-14 07:14:03,606 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2020-10-14 07:14:03,793 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-14 07:14:05,066 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-14 07:14:05,975 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-10-14 07:14:06,563 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-10-14 07:14:07,120 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 35 [2020-10-14 07:14:07,504 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:08,053 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-10-14 07:14:08,421 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:09,278 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-10-14 07:14:09,488 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:15,437 WARN L193 SmtUtils]: Spent 5.94 s on a formula simplification. DAG size of input: 313 DAG size of output: 39 [2020-10-14 07:14:16,581 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 197 DAG size of output: 25 [2020-10-14 07:14:16,784 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-14 07:14:18,151 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 196 DAG size of output: 23 [2020-10-14 07:14:18,353 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-14 07:14:19,327 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 26 [2020-10-14 07:14:20,928 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 196 DAG size of output: 59 [2020-10-14 07:14:23,091 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-14 07:14:24,389 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2020-10-14 07:14:24,567 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-14 07:14:25,543 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2020-10-14 07:14:26,699 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-14 07:14:33,342 WARN L193 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 359 DAG size of output: 37 [2020-10-14 07:14:34,785 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 186 DAG size of output: 22 [2020-10-14 07:14:35,657 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 33 [2020-10-14 07:14:36,022 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:36,187 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-14 07:14:36,566 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:36,960 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:37,092 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:14:37,197 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2020-10-14 07:14:38,028 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-10-14 07:14:39,470 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 194 DAG size of output: 31 [2020-10-14 07:14:40,022 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-10-14 07:14:40,190 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-14 07:14:40,322 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:14:40,690 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:46,214 WARN L193 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 314 DAG size of output: 39 [2020-10-14 07:14:47,067 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-10-14 07:14:47,254 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-14 07:14:47,442 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-14 07:14:53,790 WARN L193 SmtUtils]: Spent 6.34 s on a formula simplification. DAG size of input: 359 DAG size of output: 37 [2020-10-14 07:14:54,724 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 37 [2020-10-14 07:14:55,881 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 191 DAG size of output: 38 [2020-10-14 07:14:56,732 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2020-10-14 07:14:56,898 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-14 07:14:57,267 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:14:57,436 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point L626(lines 603 627) no Hoare annotation was computed. [2020-10-14 07:14:57,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2020-10-14 07:14:57,442 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2020-10-14 07:14:57,442 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-10-14 07:14:57,442 INFO L268 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-10-14 07:14:57,442 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2020-10-14 07:14:57,442 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point L687(lines 660 688) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-10-14 07:14:57,443 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-14 07:14:57,444 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-14 07:14:57,444 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:14:57,444 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-14 07:14:57,444 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:14:57,444 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 965 987) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,444 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 965 987) no Hoare annotation was computed. [2020-10-14 07:14:57,444 INFO L264 CegarLoopResult]: At program point L977(line 977) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,445 INFO L264 CegarLoopResult]: At program point L977-1(line 977) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,445 INFO L268 CegarLoopResult]: For program point L975(lines 975 982) no Hoare annotation was computed. [2020-10-14 07:14:57,445 INFO L268 CegarLoopResult]: For program point L975-1(lines 975 982) no Hoare annotation was computed. [2020-10-14 07:14:57,445 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-10-14 07:14:57,445 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 965 987) no Hoare annotation was computed. [2020-10-14 07:14:57,445 INFO L264 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,446 INFO L264 CegarLoopResult]: At program point L971(line 971) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,446 INFO L264 CegarLoopResult]: At program point L971-1(line 971) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point L929(line 929) no Hoare annotation was computed. [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-14 07:14:57,446 INFO L268 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L931(line 931) no Hoare annotation was computed. [2020-10-14 07:14:57,447 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 305 313) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 305 313) the Hoare annotation is: true [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 305 313) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 369 387) the Hoare annotation is: true [2020-10-14 07:14:57,448 INFO L271 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: true [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 382) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 369 387) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 369 387) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L321(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L321-2(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:14:57,448 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 314 349) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 314 349) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 314 349) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point L860(lines 860 880) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2020-10-14 07:14:57,449 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 955 964) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 955 964) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 955 964) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 294 304) the Hoare annotation is: true [2020-10-14 07:14:57,450 INFO L271 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: true [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 294 304) no Hoare annotation was computed. [2020-10-14 07:14:57,450 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 294 304) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 286 293) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 286 293) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 286 293) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point L473(lines 473 479) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 469 482) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 469 482) the Hoare annotation is: true [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 469 482) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point L257(lines 257 274) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 253 277) no Hoare annotation was computed. [2020-10-14 07:14:57,451 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 253 277) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse2 .cse4 .cse5 .cse8) (or .cse7 .cse6 .cse4 .cse5 .cse8))) [2020-10-14 07:14:57,452 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse6 .cse5 .cse8) (or .cse7 .cse2 .cse5 .cse8))) [2020-10-14 07:14:57,452 INFO L268 CegarLoopResult]: For program point L272-1(lines 253 277) no Hoare annotation was computed. [2020-10-14 07:14:57,452 INFO L264 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (<= processEnvironment_~tmp~3 ~methaneLevelCritical~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse9 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or (and (< 0 (+ processEnvironment_~tmp~3 1)) .cse6 .cse7) .cse8 .cse2 .cse4 .cse9) (or .cse8 (and .cse6 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~3) .cse7) .cse5 .cse4 .cse9))) [2020-10-14 07:14:57,452 INFO L264 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or .cse6 .cse5 .cse4 .cse7) (or (and (< 0 (+ processEnvironment_~tmp~3 1)) (<= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse6 .cse2 .cse4 .cse7))) [2020-10-14 07:14:57,452 INFO L268 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-10-14 07:14:57,452 INFO L264 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4 .cse7) (or .cse0 .cse1 .cse3 .cse8 .cse4) (or .cse5 .cse8 .cse6 .cse4 .cse7))) [2020-10-14 07:14:57,452 INFO L268 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-10-14 07:14:57,452 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 193 199) no Hoare annotation was computed. [2020-10-14 07:14:57,453 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 193 199) the Hoare annotation is: true [2020-10-14 07:14:57,453 INFO L264 CegarLoopResult]: At program point testENTRY(lines 91 154) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:57,453 INFO L268 CegarLoopResult]: For program point testFINAL(lines 91 154) no Hoare annotation was computed. [2020-10-14 07:14:57,453 INFO L264 CegarLoopResult]: At program point L147(lines 100 148) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:14:57,453 INFO L268 CegarLoopResult]: For program point L137(lines 137 141) no Hoare annotation was computed. [2020-10-14 07:14:57,453 INFO L264 CegarLoopResult]: At program point L137-2(lines 131 142) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~waterLevel~0)| 1)) (and .cse6 .cse0 .cse1 .cse4) (not .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse0 .cse4) (and .cse7 .cse0 .cse2 .cse3 .cse4 .cse5))) [2020-10-14 07:14:57,453 INFO L268 CegarLoopResult]: For program point L102(lines 101 146) no Hoare annotation was computed. [2020-10-14 07:14:57,453 INFO L268 CegarLoopResult]: For program point L131(lines 131 142) no Hoare annotation was computed. [2020-10-14 07:14:57,453 INFO L264 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~waterLevel~0)| 1)) (and .cse6 .cse0 .cse1 .cse4) (not .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse0 .cse4) (and .cse7 .cse0 .cse2 .cse3 .cse4 .cse5))) [2020-10-14 07:14:57,453 INFO L268 CegarLoopResult]: For program point L121(lines 121 127) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L121-1(lines 121 127) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (not .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 .cse1 .cse6))) [2020-10-14 07:14:57,454 INFO L264 CegarLoopResult]: At program point L144(lines 101 146) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (not .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 .cse1 .cse6))) [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L111(lines 111 117) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L111-1(lines 111 117) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point testEXIT(lines 91 154) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2020-10-14 07:14:57,454 INFO L268 CegarLoopResult]: For program point L814(lines 814 834) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 483 491) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 483 491) the Hoare annotation is: true [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 483 491) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point L445(lines 445 453) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 437 459) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 437 459) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 437 459) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2020-10-14 07:14:57,455 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L785(lines 785 796) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L767(lines 745 768) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L726(lines 726 742) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L747(lines 746 766) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-14 07:14:57,456 INFO L268 CegarLoopResult]: For program point L743(lines 743 784) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 278 285) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 278 285) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 278 285) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4 .cse5))) [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 350 368) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-10-14 07:14:57,457 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 350 368) the Hoare annotation is: true [2020-10-14 07:14:57,457 INFO L271 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: true [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 350 368) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point L357-1(line 357) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 460 468) the Hoare annotation is: true [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 460 468) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 460 468) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (or .cse0 .cse1 .cse2 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 416 427) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2020-10-14 07:14:57,458 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,459 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,459 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,459 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse10 .cse11)) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse11)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (and (<= ~waterLevel~0 1) .cse10 .cse11)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse5) (or .cse2 .cse7 .cse6 .cse8 .cse9 .cse5) (or .cse2 .cse9 .cse7 .cse8 .cse4 .cse5)))) [2020-10-14 07:14:57,459 INFO L264 CegarLoopResult]: At program point L180(lines 180 186) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse20 (<= 1 |old(~pumpRunning~0)|)) (.cse14 (<= 0 ~pumpRunning~0)) (.cse15 (<= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse18 (<= ~waterLevel~0 1)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse19 (= 1 ~systemActive~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse21 (= ~methaneLevelCritical~0 1))) (let ((.cse8 (<= 2 ~waterLevel~0)) (.cse4 (not .cse21)) (.cse12 (and .cse6 .cse18 .cse17 .cse21 .cse19 .cse10)) (.cse16 (and .cse18 .cse17 .cse19 (or (<= (+ |old(~pumpRunning~0)| 1) 0) .cse20) .cse14 .cse15)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (not .cse20)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse18 .cse7 .cse10)) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse13 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not .cse19))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and .cse6 .cse7 .cse8)) (or .cse0 .cse1 .cse2 .cse3 .cse9 .cse5 (and .cse6 .cse8 (<= ~waterLevel~0 2))) (or (and .cse7 .cse10) .cse11 .cse4 .cse12 .cse13 .cse5 (and .cse7 .cse14 .cse15) .cse16) (or .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse11 .cse4 .cse12 .cse5 .cse16) (or .cse1 (and .cse17 .cse10) .cse11 .cse3 .cse9 .cse5 (and .cse17 .cse14 .cse15) (and .cse18 .cse7 .cse14 .cse15)) (or .cse0 .cse2 .cse3 .cse9 .cse13 .cse5)))) [2020-10-14 07:14:57,459 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 169 192) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3))) [2020-10-14 07:14:57,459 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse7 .cse4) (or .cse0 .cse1 .cse2 .cse7 .cse4))) [2020-10-14 07:14:57,459 INFO L268 CegarLoopResult]: For program point L173(lines 172 191) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 169 192) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 169 192) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: true [2020-10-14 07:14:57,460 INFO L271 CegarLoopResult]: At program point L919(lines 894 923) the Hoare annotation is: true [2020-10-14 07:14:57,460 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L268 CegarLoopResult]: For program point L908(lines 908 912) no Hoare annotation was computed. [2020-10-14 07:14:57,460 INFO L271 CegarLoopResult]: At program point L908-1(lines 908 912) the Hoare annotation is: true [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L271 CegarLoopResult]: At program point L904-2(lines 904 918) the Hoare annotation is: true [2020-10-14 07:14:57,461 INFO L271 CegarLoopResult]: At program point L900(line 900) the Hoare annotation is: true [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point L900-1(line 900) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 428 436) the Hoare annotation is: true [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 428 436) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 428 436) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point L512(lines 512 518) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L264 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2) (or .cse4 (and (= 2 __utac_acc__Specification3_spec__1_~tmp___0~3) (<= __utac_acc__Specification3_spec__1_~tmp~6 0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~6 1))) .cse5 .cse6 .cse2) (or .cse1 .cse6 .cse2 .cse3))) [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point L510-1(line 510) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 493 525) no Hoare annotation was computed. [2020-10-14 07:14:57,461 INFO L268 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-10-14 07:14:57,462 INFO L268 CegarLoopResult]: For program point L508-1(lines 493 525) no Hoare annotation was computed. [2020-10-14 07:14:57,462 INFO L264 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse6 (and (<= __utac_acc__Specification3_spec__1_~tmp~6 0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~6 1)))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2) (or .cse6 .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse6 .cse5 .cse7 .cse2))) [2020-10-14 07:14:57,462 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 493 525) the Hoare annotation is: true [2020-10-14 07:14:57,462 INFO L268 CegarLoopResult]: For program point L506-1(line 506) no Hoare annotation was computed. [2020-10-14 07:14:57,462 INFO L268 CegarLoopResult]: For program point L502(lines 502 522) no Hoare annotation was computed. [2020-10-14 07:14:57,462 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-10-14 07:14:57,462 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-10-14 07:14:57,462 INFO L264 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse0 .cse4 .cse1 .cse3) (or .cse5 .cse2 .cse3 .cse6))) [2020-10-14 07:14:57,462 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 392 403) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2020-10-14 07:14:57,463 INFO L268 CegarLoopResult]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2020-10-14 07:14:57,463 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 392 403) no Hoare annotation was computed. [2020-10-14 07:14:57,463 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2020-10-14 07:14:57,463 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2020-10-14 07:14:57,463 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,463 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 07:14:57,463 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:57,463 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:57,463 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 201 225) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse2 .cse4 .cse5 .cse8) (or .cse7 .cse6 .cse4 .cse5 .cse8))) [2020-10-14 07:14:57,464 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4 .cse7) (or .cse0 .cse1 .cse3 .cse8 .cse4) (or .cse5 .cse8 .cse6 .cse4 .cse7))) [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 201 225) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L264 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse9 (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse7 (not .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse4 .cse5 .cse7) (or .cse0 .cse1 .cse2 .cse8 .cse3 .cse5) (or .cse6 .cse8 .cse5 .cse7)))) [2020-10-14 07:14:57,464 INFO L264 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (not (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse2 .cse4 .cse5) (or .cse7 .cse3 .cse5 .cse8) (or .cse7 .cse6 .cse5 .cse8))) [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point L209(lines 209 217) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L264 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse6 .cse5 .cse8) (or .cse7 .cse2 .cse5 .cse8))) [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point L205(lines 205 222) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 404 415) no Hoare annotation was computed. [2020-10-14 07:14:57,464 INFO L268 CegarLoopResult]: For program point L408-1(lines 404 415) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 404 415) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (<= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or .cse2 .cse3 .cse6 .cse7 .cse4) (or .cse2 .cse6 .cse5 .cse7 .cse4))) [2020-10-14 07:14:57,465 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 07:14:57,465 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 227 251) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 227 251) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse2 .cse4 .cse5 .cse8) (or .cse7 .cse6 .cse4 .cse5 .cse8))) [2020-10-14 07:14:57,465 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse6 .cse5 .cse8) (or .cse7 .cse2 .cse5 .cse8))) [2020-10-14 07:14:57,465 INFO L268 CegarLoopResult]: For program point L246-1(lines 227 251) no Hoare annotation was computed. [2020-10-14 07:14:57,465 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (let ((.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 processEnvironment__wrappee__lowWaterSensor_~tmp~2))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse5 .cse6 .cse8 .cse2 .cse3) (or .cse0 .cse1 .cse7 .cse3 .cse4))) [2020-10-14 07:14:57,466 INFO L264 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4 .cse7) (or .cse0 .cse1 .cse3 .cse8 .cse4) (or .cse5 .cse8 .cse6 .cse4 .cse7))) [2020-10-14 07:14:57,466 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-10-14 07:14:57,466 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4 .cse7) (or .cse0 .cse1 .cse3 .cse8 .cse4) (or .cse5 .cse8 .cse6 .cse4 .cse7))) [2020-10-14 07:14:57,466 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-10-14 07:14:57,466 INFO L268 CegarLoopResult]: For program point L231(lines 231 248) no Hoare annotation was computed. [2020-10-14 07:14:57,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:57 BoogieIcfgContainer [2020-10-14 07:14:57,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:57,497 INFO L168 Benchmark]: Toolchain (without parser) took 195592.60 ms. Allocated memory was 146.3 MB in the beginning and 1.1 GB in the end (delta: 906.0 MB). Free memory was 100.1 MB in the beginning and 137.2 MB in the end (delta: -37.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,497 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 119.6 MB in the beginning and 119.1 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.62 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 100.1 MB in the beginning and 168.3 MB in the end (delta: -68.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,498 INFO L168 Benchmark]: Boogie Preprocessor took 90.78 ms. Allocated memory is still 202.4 MB. Free memory was 168.3 MB in the beginning and 164.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,499 INFO L168 Benchmark]: RCFGBuilder took 1277.20 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 164.3 MB in the beginning and 193.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,499 INFO L168 Benchmark]: TraceAbstraction took 193545.50 ms. Allocated memory was 235.4 MB in the beginning and 1.1 GB in the end (delta: 816.8 MB). Free memory was 191.9 MB in the beginning and 137.2 MB in the end (delta: 54.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-14 07:14:57,501 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 119.6 MB in the beginning and 119.1 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.62 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 100.1 MB in the beginning and 168.3 MB in the end (delta: -68.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.78 ms. Allocated memory is still 202.4 MB. Free memory was 168.3 MB in the beginning and 164.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1277.20 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 164.3 MB in the beginning and 193.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 193545.50 ms. Allocated memory was 235.4 MB in the beginning and 1.1 GB in the end (delta: 816.8 MB). Free memory was 191.9 MB in the beginning and 137.2 MB in the end (delta: 54.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || (((((waterLevel <= 1 && splverifierCounter <= 0) && methaneLevelCritical == 0) && 1 == systemActive) && 0 <= pumpRunning) && pumpRunning <= 0)) || (((1 <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) && \old(methaneLevelCritical) == methaneLevelCritical)) || !(\old(waterLevel) <= 1)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && splverifierCounter <= 0) && 1 == systemActive) && 0 <= pumpRunning) && pumpRunning <= 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || (((1 <= pumpRunning && methaneLevelCritical == 1) && splverifierCounter <= 0) && waterLevel <= 2) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((!(systemActive == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(waterLevel) <= 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 119.7s, OverallIterations: 16, TraceHistogramMax: 3, AutomataDifference: 57.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 73.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2364 SDtfs, 5620 SDslu, 2691 SDs, 0 SdLazy, 14683 SolverSat, 3641 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 938 GetRequests, 685 SyntacticMatches, 2 SemanticMatches, 251 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1089 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=833occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 1648 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3989 PreInvPairs, 4189 NumberOfFragments, 3260 HoareAnnotationTreeSize, 3989 FomulaSimplifications, 7027872030138 FormulaSimplificationTreeSizeReduction, 16.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 365786676126 FormulaSimplificationTreeSizeReductionInter, 56.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 58.9s InterpolantComputationTime, 1874 NumberOfCodeBlocks, 1874 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1858 ConstructedInterpolants, 0 QuantifiedInterpolants, 705250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 8 PerfectInterpolantSequences, 269/294 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...