/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_spec5_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:19:49,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:19:49,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:19:49,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:19:49,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:19:49,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:19:49,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:19:49,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:19:49,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:19:49,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:19:49,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:19:49,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:19:49,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:19:49,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:19:49,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:19:49,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:19:49,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:19:49,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:19:49,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:19:49,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:19:49,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:19:49,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:19:49,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:19:49,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:19:49,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:19:49,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:19:49,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:19:49,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:19:49,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:19:49,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:19:49,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:19:49,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:19:49,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:19:49,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:19:49,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:19:49,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:19:49,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:19:49,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:19:49,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:19:49,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:19:49,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:19:49,829 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 07:19:49,872 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:19:49,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:19:49,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:19:49,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:19:49,875 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:19:49,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:19:49,875 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:19:49,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:19:49,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:19:49,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:19:49,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:19:49,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:19:49,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:19:49,878 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:19:49,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:19:49,878 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:19:49,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:19:49,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:19:49,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:19:49,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:19:49,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:19:49,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:19:49,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:19:49,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:19:49,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:19:49,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:19:49,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:19:49,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:19:49,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:19:49,881 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 07:19:50,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:19:50,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:19:50,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:19:50,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:19:50,189 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:19:50,190 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-10-14 07:19:50,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf81d7f2d/1bbd1666efa745e3a14d3c817f53751f/FLAG43cf8d2ef [2020-10-14 07:19:50,866 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:19:50,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-10-14 07:19:50,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf81d7f2d/1bbd1666efa745e3a14d3c817f53751f/FLAG43cf8d2ef [2020-10-14 07:19:51,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf81d7f2d/1bbd1666efa745e3a14d3c817f53751f [2020-10-14 07:19:51,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:19:51,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:19:51,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:51,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:19:51,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:19:51,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcf94a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51, skipping insertion in model container [2020-10-14 07:19:51,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:19:51,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:19:51,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:51,658 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:19:51,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:51,815 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:19:51,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51 WrapperNode [2020-10-14 07:19:51,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:51,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:19:51,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:19:51,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:19:51,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (1/1) ... [2020-10-14 07:19:51,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:19:51,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:19:51,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:19:51,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:19:51,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (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 07:19:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:19:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:19:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:19:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:19:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:19:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:19:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:19:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:19:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:19:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:19:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:19:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:19:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:19:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:19:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:19:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:19:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:19:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:19:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:19:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:19:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:19:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:19:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:19:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:19:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:19:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:19:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:19:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:19:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:19:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:19:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:19:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:19:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:19:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:19:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:19:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:19:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:19:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:19:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:19:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:19:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:19:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:19:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:19:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:19:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:19:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:19:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:19:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:19:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:19:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:19:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:19:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:19:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:19:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:19:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:19:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:19:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:19:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:19:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:19:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:19:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:19:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:19:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:19:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:19:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:19:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:19:53,049 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:19:53,049 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:19:53,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:53 BoogieIcfgContainer [2020-10-14 07:19:53,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:19:53,056 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:19:53,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:19:53,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:19:53,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:19:51" (1/3) ... [2020-10-14 07:19:53,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eaa05eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:53, skipping insertion in model container [2020-10-14 07:19:53,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:51" (2/3) ... [2020-10-14 07:19:53,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eaa05eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:53, skipping insertion in model container [2020-10-14 07:19:53,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:53" (3/3) ... [2020-10-14 07:19:53,064 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2020-10-14 07:19:53,074 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:19:53,082 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:19:53,097 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:19:53,123 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:19:53,123 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:19:53,124 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:19:53,124 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:19:53,124 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:19:53,124 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:19:53,124 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:19:53,124 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:19:53,148 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-14 07:19:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:19:53,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:53,160 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:19:53,161 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:53,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:53,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1474572721, now seen corresponding path program 1 times [2020-10-14 07:19:53,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:53,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [178584144] [2020-10-14 07:19:53,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:53,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:53,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:55,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:55,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:58,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:58,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:19:58,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:58,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:19:58,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:58,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:58,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:58,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:19:58,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:58,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-10-14 07:19:58,922 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:58,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:58,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:58,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:58,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:58,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:58,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:19:58,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:58,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:58,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:58,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:58,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:58,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:58,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:58,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:58,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:58,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:58,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:58,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:58,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:58,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:58,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:59,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:59,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:59,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:19:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:59,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:59,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:19:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:19:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:59,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:19:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:59,079 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [178584144] [2020-10-14 07:19:59,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:59,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:19:59,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110063260] [2020-10-14 07:19:59,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:19:59,088 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:59,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:19:59,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:19:59,106 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-10-14 07:20:00,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:00,357 INFO L93 Difference]: Finished difference Result 314 states and 404 transitions. [2020-10-14 07:20:00,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:20:00,359 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:20:00,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:00,376 INFO L225 Difference]: With dead ends: 314 [2020-10-14 07:20:00,376 INFO L226 Difference]: Without dead ends: 173 [2020-10-14 07:20:00,381 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:20:00,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-14 07:20:00,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 142. [2020-10-14 07:20:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-14 07:20:00,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-10-14 07:20:00,477 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2020-10-14 07:20:00,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:00,477 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-10-14 07:20:00,477 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:20:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-10-14 07:20:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-14 07:20:00,482 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:00,482 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:00,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:20:00,482 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:00,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:00,483 INFO L82 PathProgramCache]: Analyzing trace with hash -902835711, now seen corresponding path program 1 times [2020-10-14 07:20:00,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:00,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [345324741] [2020-10-14 07:20:00,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:00,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:00,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:02,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:20:04,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:20:04,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3487 [2020-10-14 07:20:04,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:04,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 07:20:04,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:20:04,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:04,386 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:04,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 07:20:04,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:04,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:04,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:04,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:20:04,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:04,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:04,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:04,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:04,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:04,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 07:20:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:20:04,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:04,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 07:20:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:04,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:04,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:04,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:04,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:04,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:04,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:04,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:04,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:04,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:04,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:20:04,575 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [345324741] [2020-10-14 07:20:04,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:04,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:04,576 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739354356] [2020-10-14 07:20:04,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:04,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:04,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:04,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:04,579 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 8 states. [2020-10-14 07:20:04,991 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:05,629 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:06,421 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:06,782 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:07,196 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:07,442 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:07,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:07,787 INFO L93 Difference]: Finished difference Result 360 states and 469 transitions. [2020-10-14 07:20:07,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:20:07,788 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-14 07:20:07,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:07,793 INFO L225 Difference]: With dead ends: 360 [2020-10-14 07:20:07,793 INFO L226 Difference]: Without dead ends: 246 [2020-10-14 07:20:07,796 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:20:07,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-14 07:20:07,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 213. [2020-10-14 07:20:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-14 07:20:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 259 transitions. [2020-10-14 07:20:07,856 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 259 transitions. Word has length 64 [2020-10-14 07:20:07,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:07,856 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 259 transitions. [2020-10-14 07:20:07,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 259 transitions. [2020-10-14 07:20:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-14 07:20:07,859 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:07,859 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:07,860 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:20:07,860 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:07,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:07,860 INFO L82 PathProgramCache]: Analyzing trace with hash 571882893, now seen corresponding path program 1 times [2020-10-14 07:20:07,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:07,861 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1691897275] [2020-10-14 07:20:07,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:07,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:07,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:12,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:12,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-14 07:20:12,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:20:12,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 07:20:12,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:12,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:20:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:12,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,200 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:13,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:20:13,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:13,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:20:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:13,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:13,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:20:13,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:20:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:13,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 07:20:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:13,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:20:13,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-14 07:20:13,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:13,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:13,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:13,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:13,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 07:20:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 07:20:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:13,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:13,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1691897275] [2020-10-14 07:20:13,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:13,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 07:20:13,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16120658] [2020-10-14 07:20:13,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:20:13,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:13,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:20:13,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:20:13,510 INFO L87 Difference]: Start difference. First operand 213 states and 259 transitions. Second operand 6 states. [2020-10-14 07:20:14,078 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:15,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:15,265 INFO L93 Difference]: Finished difference Result 385 states and 479 transitions. [2020-10-14 07:20:15,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:20:15,266 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2020-10-14 07:20:15,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:15,274 INFO L225 Difference]: With dead ends: 385 [2020-10-14 07:20:15,274 INFO L226 Difference]: Without dead ends: 244 [2020-10-14 07:20:15,277 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:20:15,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-14 07:20:15,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 204. [2020-10-14 07:20:15,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-14 07:20:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 242 transitions. [2020-10-14 07:20:15,359 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 242 transitions. Word has length 88 [2020-10-14 07:20:15,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:15,362 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 242 transitions. [2020-10-14 07:20:15,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:20:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 242 transitions. [2020-10-14 07:20:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:15,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:15,367 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:15,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:20:15,368 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:15,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:15,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1962075473, now seen corresponding path program 1 times [2020-10-14 07:20:15,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:15,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1939908505] [2020-10-14 07:20:15,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:15,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:15,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:15,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:20,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:20:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:20:20,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-14 07:20:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,698 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:20,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 07:20:20,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:20,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:20,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:20,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 07:20:20,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:20:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:20,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:20,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 07:20:20,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:20:20,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:20,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:20,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 07:20:20,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:20,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:20:20,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:20,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:21,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:21,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:21,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:21,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:21,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:21,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:21,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:21,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:21,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:21,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:21,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:21,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:21,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:21,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:21,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:21,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:21,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:21,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:21,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:21,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:21,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:21,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:21,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:21,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:21,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:21,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:21,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:21,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:21,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:21,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:21,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:21,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1939908505] [2020-10-14 07:20:21,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:21,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:20:21,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409972436] [2020-10-14 07:20:21,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:21,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:21,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:21,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:21,032 INFO L87 Difference]: Start difference. First operand 204 states and 242 transitions. Second operand 9 states. [2020-10-14 07:20:22,128 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:22,377 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:22,660 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:22,910 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:23,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:23,625 INFO L93 Difference]: Finished difference Result 425 states and 538 transitions. [2020-10-14 07:20:23,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:20:23,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2020-10-14 07:20:23,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:23,629 INFO L225 Difference]: With dead ends: 425 [2020-10-14 07:20:23,630 INFO L226 Difference]: Without dead ends: 249 [2020-10-14 07:20:23,631 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:20:23,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-14 07:20:23,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 209. [2020-10-14 07:20:23,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-10-14 07:20:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 247 transitions. [2020-10-14 07:20:23,681 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 247 transitions. Word has length 92 [2020-10-14 07:20:23,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:23,681 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 247 transitions. [2020-10-14 07:20:23,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:23,682 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 247 transitions. [2020-10-14 07:20:23,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:23,683 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:23,683 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:23,683 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:20:23,684 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:23,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:23,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1631291949, now seen corresponding path program 1 times [2020-10-14 07:20:23,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:23,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1888599118] [2020-10-14 07:20:23,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:24,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 454 [2020-10-14 07:20:24,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:20:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 07:20:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,382 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:24,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 07:20:24,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:24,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:24,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:24,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:24,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:24,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:24,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:24,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:24,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:24,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:24,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:24,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:24,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:24,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:24,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:20:24,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:20:24,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:24,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:24,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:24,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:24,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:24,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:24,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:24,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:24,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:24,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:24,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:24,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:24,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:24,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:24,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:24,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:24,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:24,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:24,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:24,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:24,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:24,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:24,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1888599118] [2020-10-14 07:20:24,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:24,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:24,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681893469] [2020-10-14 07:20:24,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:24,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:24,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:24,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:24,644 INFO L87 Difference]: Start difference. First operand 209 states and 247 transitions. Second operand 8 states. [2020-10-14 07:20:24,992 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:25,612 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:27,209 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:28,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:28,837 INFO L93 Difference]: Finished difference Result 879 states and 1189 transitions. [2020-10-14 07:20:28,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 07:20:28,838 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-14 07:20:28,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:28,845 INFO L225 Difference]: With dead ends: 879 [2020-10-14 07:20:28,845 INFO L226 Difference]: Without dead ends: 698 [2020-10-14 07:20:28,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-10-14 07:20:28,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-10-14 07:20:28,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 637. [2020-10-14 07:20:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2020-10-14 07:20:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 798 transitions. [2020-10-14 07:20:28,968 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 798 transitions. Word has length 92 [2020-10-14 07:20:28,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:28,969 INFO L479 AbstractCegarLoop]: Abstraction has 637 states and 798 transitions. [2020-10-14 07:20:28,969 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 798 transitions. [2020-10-14 07:20:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:28,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:28,971 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:28,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:20:28,971 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:28,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:28,972 INFO L82 PathProgramCache]: Analyzing trace with hash 938194450, now seen corresponding path program 1 times [2020-10-14 07:20:28,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:28,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1811892854] [2020-10-14 07:20:28,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:29,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-14 07:20:29,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:29,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 07:20:29,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,404 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:29,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:20:29,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:29,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:29,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:29,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:29,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:20:29,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:29,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:29,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:29,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:20:29,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:29,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:29,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:29,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:20:29,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:29,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:29,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:29,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:29,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:29,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:29,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:29,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:29,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:29,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:29,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:29,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:29,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:29,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:29,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:29,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:29,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1811892854] [2020-10-14 07:20:29,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:29,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:29,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195368905] [2020-10-14 07:20:29,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:29,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:29,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:29,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:29,618 INFO L87 Difference]: Start difference. First operand 637 states and 798 transitions. Second operand 8 states. [2020-10-14 07:20:30,593 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:30,844 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:31,060 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:31,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:31,741 INFO L93 Difference]: Finished difference Result 1202 states and 1558 transitions. [2020-10-14 07:20:31,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:20:31,741 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-14 07:20:31,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:31,747 INFO L225 Difference]: With dead ends: 1202 [2020-10-14 07:20:31,747 INFO L226 Difference]: Without dead ends: 593 [2020-10-14 07:20:31,753 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:31,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-10-14 07:20:31,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 554. [2020-10-14 07:20:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-10-14 07:20:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 680 transitions. [2020-10-14 07:20:31,866 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 680 transitions. Word has length 92 [2020-10-14 07:20:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:31,867 INFO L479 AbstractCegarLoop]: Abstraction has 554 states and 680 transitions. [2020-10-14 07:20:31,867 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 680 transitions. [2020-10-14 07:20:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-14 07:20:31,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:31,869 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:20:31,869 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:20:31,869 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:31,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:31,870 INFO L82 PathProgramCache]: Analyzing trace with hash -711915603, now seen corresponding path program 1 times [2020-10-14 07:20:31,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:31,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651626780] [2020-10-14 07:20:31,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 07:20:33,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1439 [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 07:20:33,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,605 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:33,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:33,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:33,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:33,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:33,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:33,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:33,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:33,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:33,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:33,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:20:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:33,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:33,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:33,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:20:33,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:33,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:33,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:33,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:33,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:33,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:33,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:33,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:33,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:33,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:33,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:33,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:33,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:33,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:33,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:20:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:33,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:33,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:20:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:33,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:33,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:33,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:33,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:33,840 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651626780] [2020-10-14 07:20:33,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:33,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 07:20:33,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193453308] [2020-10-14 07:20:33,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:33,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:33,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:33,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:33,846 INFO L87 Difference]: Start difference. First operand 554 states and 680 transitions. Second operand 12 states. [2020-10-14 07:20:34,439 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:35,353 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:35,697 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:36,055 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:36,943 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:37,233 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:37,486 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:38,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:38,698 INFO L93 Difference]: Finished difference Result 1123 states and 1445 transitions. [2020-10-14 07:20:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:20:38,699 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 96 [2020-10-14 07:20:38,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:38,705 INFO L225 Difference]: With dead ends: 1123 [2020-10-14 07:20:38,705 INFO L226 Difference]: Without dead ends: 672 [2020-10-14 07:20:38,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-14 07:20:38,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2020-10-14 07:20:38,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 608. [2020-10-14 07:20:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2020-10-14 07:20:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 750 transitions. [2020-10-14 07:20:38,843 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 750 transitions. Word has length 96 [2020-10-14 07:20:38,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:38,844 INFO L479 AbstractCegarLoop]: Abstraction has 608 states and 750 transitions. [2020-10-14 07:20:38,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:20:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 750 transitions. [2020-10-14 07:20:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-14 07:20:38,850 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:38,850 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] [2020-10-14 07:20:38,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:20:38,850 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:38,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:38,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1597429287, now seen corresponding path program 1 times [2020-10-14 07:20:38,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:38,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [59149178] [2020-10-14 07:20:38,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:38,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:43,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 07:20:43,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4935 [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 07:20:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:44,096 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:44,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:20:44,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:44,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:44,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:20:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:44,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:20:44,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 07:20:44,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:44,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:44,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:44,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:44,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:20:44,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:44,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:44,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:44,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:44,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:44,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:44,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:44,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:44,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:20:44,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 07:20:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:44,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:44,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:44,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:20:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:44,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:20:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:44,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 07:20:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:44,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:44,530 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 07:20:44,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [59149178] [2020-10-14 07:20:44,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:44,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:20:44,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080220902] [2020-10-14 07:20:44,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:44,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:44,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:44,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:44,534 INFO L87 Difference]: Start difference. First operand 608 states and 750 transitions. Second operand 8 states. [2020-10-14 07:20:44,991 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:46,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:46,423 INFO L93 Difference]: Finished difference Result 1441 states and 1835 transitions. [2020-10-14 07:20:46,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 07:20:46,424 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 131 [2020-10-14 07:20:46,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:46,431 INFO L225 Difference]: With dead ends: 1441 [2020-10-14 07:20:46,431 INFO L226 Difference]: Without dead ends: 861 [2020-10-14 07:20:46,434 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:20:46,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-10-14 07:20:46,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 781. [2020-10-14 07:20:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 781 states. [2020-10-14 07:20:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 958 transitions. [2020-10-14 07:20:46,579 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 958 transitions. Word has length 131 [2020-10-14 07:20:46,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:46,581 INFO L479 AbstractCegarLoop]: Abstraction has 781 states and 958 transitions. [2020-10-14 07:20:46,581 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 958 transitions. [2020-10-14 07:20:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-14 07:20:46,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:46,585 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:20:46,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:20:46,586 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:46,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:46,586 INFO L82 PathProgramCache]: Analyzing trace with hash 366396910, now seen corresponding path program 1 times [2020-10-14 07:20:46,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:46,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1288460704] [2020-10-14 07:20:46,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:46,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:46,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:46,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:47,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:47,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:47,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:47,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:49,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3204 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:49,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 07:20:49,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-14 07:20:49,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,090 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:50,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:20:50,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:50,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:50,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:50,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:50,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:50,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 07:20:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:50,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:50,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:20:50,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 07:20:50,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:50,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:50,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:50,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:50,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 07:20:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:50,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:50,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:50,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:50,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 07:20:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:50,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 07:20:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:20:50,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:50,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-14 07:20:50,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:20:50,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:20:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:50,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:50,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:50,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:50,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-14 07:20:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:50,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-14 07:20:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:50,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:50,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:50,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:50,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:50,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:50,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-14 07:20:50,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1288460704] [2020-10-14 07:20:50,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:50,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:20:50,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666739427] [2020-10-14 07:20:50,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:50,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:50,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:50,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:50,416 INFO L87 Difference]: Start difference. First operand 781 states and 958 transitions. Second operand 9 states. [2020-10-14 07:20:51,121 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:52,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:52,663 INFO L93 Difference]: Finished difference Result 1613 states and 2010 transitions. [2020-10-14 07:20:52,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 07:20:52,664 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-10-14 07:20:52,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:52,668 INFO L225 Difference]: With dead ends: 1613 [2020-10-14 07:20:52,668 INFO L226 Difference]: Without dead ends: 564 [2020-10-14 07:20:52,671 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2020-10-14 07:20:52,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-10-14 07:20:52,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 520. [2020-10-14 07:20:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-10-14 07:20:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 628 transitions. [2020-10-14 07:20:52,758 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 628 transitions. Word has length 161 [2020-10-14 07:20:52,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:52,758 INFO L479 AbstractCegarLoop]: Abstraction has 520 states and 628 transitions. [2020-10-14 07:20:52,758 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 628 transitions. [2020-10-14 07:20:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-14 07:20:52,760 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:52,761 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:20:52,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:20:52,761 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:52,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:52,761 INFO L82 PathProgramCache]: Analyzing trace with hash 69794205, now seen corresponding path program 1 times [2020-10-14 07:20:52,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:52,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1156875816] [2020-10-14 07:20:52,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:52,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:52,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:52,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:53,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 07:20:55,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:55,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2870 [2020-10-14 07:20:55,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:20:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 07:20:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-14 07:20:55,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,914 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:55,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:55,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:55,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:55,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:55,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:55,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:55,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:20:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:55,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-14 07:20:56,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:20:56,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:20:56,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:56,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:56,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:56,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:20:56,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 07:20:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:56,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:56,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:56,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:20:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:56,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 07:20:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:20:56,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 07:20:56,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:20:56,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:56,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:56,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:20:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:56,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:56,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:56,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:56,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:56,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-14 07:20:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:56,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-14 07:20:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:56,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:56,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-14 07:20:56,206 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1156875816] [2020-10-14 07:20:56,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:56,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:20:56,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383657117] [2020-10-14 07:20:56,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:56,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:56,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:56,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:56,208 INFO L87 Difference]: Start difference. First operand 520 states and 628 transitions. Second operand 12 states. [2020-10-14 07:20:56,592 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:20:57,235 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:57,520 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:58,167 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:58,493 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:59,133 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:59,390 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:59,660 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:21:00,190 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-10-14 07:21:00,751 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:01,131 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:21:01,733 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:21:02,324 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:21:02,847 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:21:03,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:21:03,077 INFO L93 Difference]: Finished difference Result 1074 states and 1335 transitions. [2020-10-14 07:21:03,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-14 07:21:03,077 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 155 [2020-10-14 07:21:03,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:21:03,078 INFO L225 Difference]: With dead ends: 1074 [2020-10-14 07:21:03,078 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:21:03,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=500, Invalid=1480, Unknown=0, NotChecked=0, Total=1980 [2020-10-14 07:21:03,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:21:03,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:21:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:21:03,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:21:03,085 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2020-10-14 07:21:03,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:21:03,085 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:21:03,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:21:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:21:03,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:21:03,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:21:03,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:21:04,865 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 255 [2020-10-14 07:21:06,099 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 267 [2020-10-14 07:21:09,280 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-10-14 07:21:09,653 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 243 [2020-10-14 07:21:09,888 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 247 [2020-10-14 07:21:11,085 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-14 07:21:11,235 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:21:11,410 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-10-14 07:21:11,968 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-14 07:21:12,129 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-14 07:21:13,057 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 43 [2020-10-14 07:21:13,198 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-10-14 07:21:13,517 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2020-10-14 07:21:13,655 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:21:13,849 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:14,010 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-14 07:21:14,197 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:15,122 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 40 [2020-10-14 07:21:15,335 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:21:15,859 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-14 07:21:16,049 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-10-14 07:21:16,214 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-14 07:21:17,697 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 202 DAG size of output: 42 [2020-10-14 07:21:17,899 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-14 07:21:19,268 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 191 DAG size of output: 37 [2020-10-14 07:21:19,688 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 47 [2020-10-14 07:21:19,876 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-14 07:21:20,363 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 18 [2020-10-14 07:21:21,797 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 186 DAG size of output: 33 [2020-10-14 07:21:23,162 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 192 DAG size of output: 35 [2020-10-14 07:21:23,995 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-14 07:21:24,542 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-14 07:21:24,704 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-14 07:21:25,471 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-14 07:21:25,749 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-14 07:21:26,411 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 26 [2020-10-14 07:21:26,599 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:27,138 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-14 07:21:27,326 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:27,517 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-10-14 07:21:27,704 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:28,260 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-14 07:21:28,434 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 16 [2020-10-14 07:21:28,573 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-14 07:21:28,750 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:29,288 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-14 07:21:30,027 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 40 [2020-10-14 07:21:30,214 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-10-14 07:21:30,390 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:30,726 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-14 07:21:31,277 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-10-14 07:21:32,146 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 40 [2020-10-14 07:21:32,602 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 24 [2020-10-14 07:21:33,313 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 21 [2020-10-14 07:21:33,578 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-14 07:21:33,584 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-10-14 07:21:33,584 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L612(lines 589 613) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L673(lines 646 674) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-10-14 07:21:33,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:21:33,586 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-14 07:21:33,586 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:21:33,587 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 465 472) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= 0 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:21:33,587 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2020-10-14 07:21:33,587 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2020-10-14 07:21:33,587 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 473 482) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (= 0 ~systemActive~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 (not .cse2) .cse3) (or .cse4 .cse0 .cse1 .cse3) (or .cse0 .cse1 .cse3 (not (< 1 ~waterLevel~0))) (or .cse5 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse4 .cse5 .cse2 .cse3 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) .cse0 .cse3))) [2020-10-14 07:21:33,587 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-14 07:21:33,587 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2020-10-14 07:21:33,587 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2020-10-14 07:21:33,588 INFO L264 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse3 .cse1 (not .cse2)) (or .cse0 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse3 .cse1 .cse4))) [2020-10-14 07:21:33,588 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2020-10-14 07:21:33,588 INFO L268 CegarLoopResult]: For program point L496(lines 496 502) no Hoare annotation was computed. [2020-10-14 07:21:33,588 INFO L268 CegarLoopResult]: For program point L495(lines 495 505) no Hoare annotation was computed. [2020-10-14 07:21:33,588 INFO L264 CegarLoopResult]: At program point L493(line 493) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= 0 ~systemActive~0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (<= 1 ~pumpRunning~0)) .cse1 .cse3 .cse2) (or .cse0 .cse1 (not .cse3) .cse2))) [2020-10-14 07:21:33,588 INFO L268 CegarLoopResult]: For program point L493-1(line 493) no Hoare annotation was computed. [2020-10-14 07:21:33,588 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2020-10-14 07:21:33,589 INFO L268 CegarLoopResult]: For program point L491(lines 491 508) no Hoare annotation was computed. [2020-10-14 07:21:33,589 INFO L268 CegarLoopResult]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2020-10-14 07:21:33,589 INFO L271 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: true [2020-10-14 07:21:33,589 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-10-14 07:21:33,589 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,589 INFO L264 CegarLoopResult]: At program point L384-1(line 384) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,590 INFO L268 CegarLoopResult]: For program point L382(lines 382 389) no Hoare annotation was computed. [2020-10-14 07:21:33,590 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 372 394) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,590 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2020-10-14 07:21:33,590 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-10-14 07:21:33,590 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,590 INFO L264 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,590 INFO L264 CegarLoopResult]: At program point L378-1(line 378) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,590 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2020-10-14 07:21:33,590 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 328 351) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 328 351) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 328 351) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L345(line 345) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L342(line 342) no Hoare annotation was computed. [2020-10-14 07:21:33,591 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L339(line 339) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L338(line 338) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L335(line 335) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point L333(line 333) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2020-10-14 07:21:33,592 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~systemActive~0)| 0) .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point L283(lines 283 289) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 279 293) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (= |old(~systemActive~0)| 0) .cse0 .cse1) (or .cse0 (not (= |old(~pumpRunning~0)| 0)) .cse1))) [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-10-14 07:21:33,593 INFO L268 CegarLoopResult]: For program point L243(lines 243 251) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point L231(lines 231 239) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:21:33,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point L846(lines 846 866) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:21:33,595 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 361 371) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,595 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L271 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: true [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 196 203) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2020-10-14 07:21:33,596 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2020-10-14 07:21:33,597 INFO L268 CegarLoopResult]: For program point L962(lines 962 968) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:33,597 INFO L268 CegarLoopResult]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2020-10-14 07:21:33,597 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3))) [2020-10-14 07:21:33,598 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-14 07:21:33,598 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-14 07:21:33,598 INFO L268 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-10-14 07:21:33,598 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-14 07:21:33,598 INFO L268 CegarLoopResult]: For program point L169-1(line 169) no Hoare annotation was computed. [2020-10-14 07:21:33,598 INFO L268 CegarLoopResult]: For program point L167(lines 167 184) no Hoare annotation was computed. [2020-10-14 07:21:33,598 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2020-10-14 07:21:33,598 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2020-10-14 07:21:33,598 INFO L264 CegarLoopResult]: At program point testENTRY(lines 396 461) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:33,599 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-14 07:21:33,599 INFO L268 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-10-14 07:21:33,599 INFO L264 CegarLoopResult]: At program point L442-1(lines 436 449) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0))) (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (not .cse3)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse4) (and .cse6 .cse0 .cse7 .cse5 .cse4) (not (= |old(~pumpRunning~0)| 0)) (and .cse6 .cse0 .cse7 .cse4 .cse8) (and .cse0 .cse2 .cse4 .cse8)))) [2020-10-14 07:21:33,599 INFO L268 CegarLoopResult]: For program point L407(lines 406 453) no Hoare annotation was computed. [2020-10-14 07:21:33,599 INFO L268 CegarLoopResult]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2020-10-14 07:21:33,599 INFO L268 CegarLoopResult]: For program point L436(lines 436 449) no Hoare annotation was computed. [2020-10-14 07:21:33,600 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (< 1 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not .cse1)) (.cse3 (<= ~waterLevel~0 2)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse6 .cse3) (and .cse0 .cse7 .cse2 .cse6 .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse4 .cse0 .cse5 .cse3 .cse8) (and .cse0 .cse2 .cse3 .cse8) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse7 .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))))) [2020-10-14 07:21:33,600 INFO L268 CegarLoopResult]: For program point L426(lines 426 432) no Hoare annotation was computed. [2020-10-14 07:21:33,600 INFO L268 CegarLoopResult]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2020-10-14 07:21:33,600 INFO L264 CegarLoopResult]: At program point L451(lines 406 453) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not .cse1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse4 .cse0 .cse5 (< 1 ~waterLevel~0) .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse4 .cse0 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse3 .cse6)))) [2020-10-14 07:21:33,600 INFO L264 CegarLoopResult]: At program point L418(line 418) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not .cse1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse4 .cse0 .cse5 (< 1 ~waterLevel~0) .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse4 .cse0 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse3 .cse6)))) [2020-10-14 07:21:33,600 INFO L268 CegarLoopResult]: For program point L416(lines 416 422) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L264 CegarLoopResult]: At program point L454(lines 405 455) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-10-14 07:21:33,601 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 926 948) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point L934(lines 934 942) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 926 948) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 926 948) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point L934-2(lines 934 942) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:21:33,602 INFO L268 CegarLoopResult]: For program point L733(lines 732 752) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L729(lines 729 770) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L771(lines 771 782) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-10-14 07:21:33,603 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point L753(lines 731 754) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point L712(lines 712 728) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point L772(lines 772 779) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2020-10-14 07:21:33,604 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 188 195) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point L269(lines 269 273) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L271 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: true [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point L267-1(line 267) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L268 CegarLoopResult]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2020-10-14 07:21:33,605 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~pumpRunning~0))) (.cse4 (= 0 ~systemActive~0)) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse3 .cse1 .cse5) (or .cse0 .cse3 .cse1 (not (< 1 ~waterLevel~0))) (or .cse0 .cse3 (not .cse4) .cse1) (or .cse2 .cse4 (not (<= ~waterLevel~0 1)) .cse1 .cse5))) [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2020-10-14 07:21:33,606 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (<= ~waterLevel~0 2)) (.cse9 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse10 .cse3)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (= 0 ~systemActive~0)) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (<= 2 |old(~waterLevel~0)|)) .cse4 .cse5) (or (and (<= ~waterLevel~0 1) .cse1 .cse3) .cse6 .cse4 .cse5 .cse7) (or .cse6 .cse7 .cse8 .cse9) (or (not (< 1 |old(~waterLevel~0)|)) .cse0 (and .cse10 (< 1 ~waterLevel~0) .cse2 .cse3) .cse8) (or (not (= |old(~waterLevel~0)| 1)) .cse8 .cse9) (or .cse0 (not .cse5) .cse8)))) [2020-10-14 07:21:33,607 INFO L264 CegarLoopResult]: At program point L116(lines 116 122) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (and .cse7 .cse3 .cse4)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= 0 ~systemActive~0))) (and (let ((.cse0 (< 1 ~waterLevel~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (< 1 |old(~waterLevel~0)|)) .cse2 (and .cse3 .cse0 .cse1 .cse4) .cse5 .cse6)) (or .cse2 (not .cse5) .cse6 (and .cse7 .cse3)) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse6 .cse8) (let ((.cse9 (<= ~waterLevel~0 1))) (or (and .cse9 .cse10 .cse3) (and .cse9 .cse11 .cse4) .cse12 .cse13 .cse5 .cse14)) (or .cse12 .cse5 .cse14 .cse6 .cse8) (or .cse2 (and .cse11 .cse1 .cse4) (not (<= 2 |old(~waterLevel~0)|)) .cse13 (and .cse10 .cse3 .cse1) .cse5)))) [2020-10-14 07:21:33,607 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (let ((.cse5 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (= 0 ~systemActive~0)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1) (or .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3 .cse4 .cse0) (or .cse2 .cse5 .cse0 .cse1) (or .cse5 .cse3 .cse4 (not (<= |old(~waterLevel~0)| 1)) .cse0) (or (not (< 1 |old(~waterLevel~0)|)) .cse2 .cse0 .cse1) (or .cse2 (not .cse4) .cse0 .cse1))) [2020-10-14 07:21:33,607 INFO L264 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: (let ((.cse7 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= 0 ~systemActive~0)) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3 (and .cse4 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2) .cse5)) (or (not .cse3) .cse6 .cse0) (or .cse7 .cse6 .cse0) (or .cse7 .cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) .cse3 .cse6) (or (not (< 1 |old(~waterLevel~0)|)) .cse1 .cse0))) [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point L109(lines 105 127) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point L107(lines 105 127) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L271 CegarLoopResult]: At program point L321(lines 296 325) the Hoare annotation is: true [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-10-14 07:21:33,607 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-14 07:21:33,608 INFO L271 CegarLoopResult]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point L307(line 307) no Hoare annotation was computed. [2020-10-14 07:21:33,608 INFO L271 CegarLoopResult]: At program point L306-2(lines 306 320) the Hoare annotation is: true [2020-10-14 07:21:33,608 INFO L271 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: true [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-14 07:21:33,608 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2020-10-14 07:21:33,608 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2020-10-14 07:21:33,609 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2020-10-14 07:21:33,609 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,609 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-14 07:21:33,609 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:21:33,609 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:33,609 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 137 161) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3))) [2020-10-14 07:21:33,609 INFO L264 CegarLoopResult]: At program point L156(line 156) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-14 07:21:33,609 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2020-10-14 07:21:33,609 INFO L268 CegarLoopResult]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2020-10-14 07:21:33,609 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:33,609 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point L145(lines 145 153) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point L141(lines 141 158) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not .cse3)) (or .cse0 .cse1 .cse2 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 .cse5 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse5 .cse1 .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse4))) [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 07:21:33,610 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 07:21:33,610 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:21:33,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:21:33 BoogieIcfgContainer [2020-10-14 07:21:33,630 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:21:33,631 INFO L168 Benchmark]: Toolchain (without parser) took 102473.24 ms. Allocated memory was 147.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 102.3 MB in the beginning and 589.1 MB in the end (delta: -486.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,632 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.11 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 102.3 MB in the beginning and 170.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,633 INFO L168 Benchmark]: Boogie Preprocessor took 116.50 ms. Allocated memory is still 205.0 MB. Free memory was 168.8 MB in the beginning and 164.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,634 INFO L168 Benchmark]: RCFGBuilder took 1120.20 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 164.9 MB in the beginning and 189.0 MB in the end (delta: -24.1 MB). Peak memory consumption was 77.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,634 INFO L168 Benchmark]: TraceAbstraction took 100573.20 ms. Allocated memory was 234.9 MB in the beginning and 1.2 GB in the end (delta: 938.5 MB). Free memory was 187.4 MB in the beginning and 589.1 MB in the end (delta: -401.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-14 07:21:33,637 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.11 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 102.3 MB in the beginning and 170.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.50 ms. Allocated memory is still 205.0 MB. Free memory was 168.8 MB in the beginning and 164.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1120.20 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 164.9 MB in the beginning and 189.0 MB in the end (delta: -24.1 MB). Peak memory consumption was 77.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 100573.20 ms. Allocated memory was 234.9 MB in the beginning and 1.2 GB in the end (delta: 938.5 MB). Free memory was 187.4 MB in the beginning and 589.1 MB in the end (delta: -401.7 MB). Peak memory consumption was 1.0 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: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) == 1) || \old(systemActive) == 0) || (((splverifierCounter <= 0 && 0 == systemActive) && pumpRunning == 0) && waterLevel <= 2)) || (((((\old(systemActive) == systemActive && waterLevel == 1) && splverifierCounter <= 0) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && pumpRunning == 0) && \old(methaneLevelCritical) == methaneLevelCritical)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && 1 < waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || (((splverifierCounter <= 0 && pumpRunning == 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 69.9s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 31.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1507 SDtfs, 3613 SDslu, 1707 SDs, 0 SdLazy, 6660 SolverSat, 2684 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 566 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 904 ImplicationChecksByTransitivity, 14.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=781occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 432 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1897 PreInvPairs, 2055 NumberOfFragments, 2397 HoareAnnotationTreeSize, 1897 FomulaSimplifications, 17823217 FormulaSimplificationTreeSizeReduction, 7.1s HoareSimplificationTime, 64 FomulaSimplificationsInter, 451614 FormulaSimplificationTreeSizeReductionInter, 23.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 37.0s InterpolantComputationTime, 1030 NumberOfCodeBlocks, 1030 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1020 ConstructedInterpolants, 0 QuantifiedInterpolants, 367310 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 128/138 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...