/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:16:38,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:16:38,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:16:38,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:16:38,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:16:38,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:16:38,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:16:38,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:16:38,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:16:38,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:16:38,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:16:38,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:16:38,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:16:38,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:16:38,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:16:38,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:16:38,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:16:38,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:16:38,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:16:38,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:16:38,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:16:38,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:16:38,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:16:38,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:16:38,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:16:38,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:16:38,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:16:38,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:16:38,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:16:38,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:16:38,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:16:38,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:16:38,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:16:38,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:16:38,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:16:38,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:16:38,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:16:38,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:16:38,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:16:38,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:16:38,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:16:38,805 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 [2020-09-21 11:16:38,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:16:38,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:16:38,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:16:38,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:16:38,832 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:16:38,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:16:38,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:16:38,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:16:38,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:16:38,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:16:38,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:16:38,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:16:38,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:16:38,834 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:16:38,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:16:38,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:16:38,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:16:38,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:16:38,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:16:38,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:16:38,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:16:38,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:16:38,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:16:38,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:16:38,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:16:38,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:16:38,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:16:38,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:16:38,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:16:38,838 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:16:39,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:16:39,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:16:39,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:16:39,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:16:39,284 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:16:39,285 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2020-09-21 11:16:39,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c663946be/360275f0871c42fba9f626035bd84faf/FLAG963a2fcfc [2020-09-21 11:16:39,959 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:16:39,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2020-09-21 11:16:39,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c663946be/360275f0871c42fba9f626035bd84faf/FLAG963a2fcfc [2020-09-21 11:16:40,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c663946be/360275f0871c42fba9f626035bd84faf [2020-09-21 11:16:40,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:16:40,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:16:40,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:16:40,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:16:40,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:16:40,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec9a616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40, skipping insertion in model container [2020-09-21 11:16:40,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:16:40,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:16:40,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:16:40,791 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:16:40,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:16:40,920 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:16:40,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40 WrapperNode [2020-09-21 11:16:40,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:16:40,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:16:40,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:16:40,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:16:40,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:40,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:41,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:41,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (1/1) ... [2020-09-21 11:16:41,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:16:41,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:16:41,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:16:41,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:16:41,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (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 [2020-09-21 11:16:41,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:16:41,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:16:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:16:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:16:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:16:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:16:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:16:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:16:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:16:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:16:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:16:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:16:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:16:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:16:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:16:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-09-21 11:16:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:16:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:16:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:16:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:16:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:16:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-21 11:16:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:16:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:16:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:16:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:16:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:16:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:16:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:16:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:16:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:16:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:16:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:16:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:16:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:16:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:16:42,255 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:16:42,256 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:16:42,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:16:42 BoogieIcfgContainer [2020-09-21 11:16:42,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:16:42,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:16:42,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:16:42,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:16:42,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:16:40" (1/3) ... [2020-09-21 11:16:42,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616a1618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:16:42, skipping insertion in model container [2020-09-21 11:16:42,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:16:40" (2/3) ... [2020-09-21 11:16:42,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616a1618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:16:42, skipping insertion in model container [2020-09-21 11:16:42,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:16:42" (3/3) ... [2020-09-21 11:16:42,271 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2020-09-21 11:16:42,283 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:16:42,293 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:16:42,315 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:16:42,348 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:16:42,348 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:16:42,348 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:16:42,348 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:16:42,348 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:16:42,349 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:16:42,349 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:16:42,349 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:16:42,376 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states. [2020-09-21 11:16:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:16:42,389 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:16:42,390 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] [2020-09-21 11:16:42,390 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:16:42,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:16:42,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1391539258, now seen corresponding path program 1 times [2020-09-21 11:16:42,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:16:42,410 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1153284078] [2020-09-21 11:16:42,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:16:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:42,710 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:42,711 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:42,711 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:42,711 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:42,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:16:42,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:42,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:16:42,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:42,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:16:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,152 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:16:43,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,168 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,169 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:43,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:16:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,250 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,251 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:43,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:16:43,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:16:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,258 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,258 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,258 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,259 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:43,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:16:43,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,267 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,267 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:43,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:16:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,289 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,289 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,289 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,289 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:43,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:43,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:16:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,307 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,308 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,308 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,308 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:16:43,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:16:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,320 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:16:43,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:43,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:16:43,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:43,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,332 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,332 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,333 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:43,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:43,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-21 11:16:43,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:16:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,376 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,377 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:16:43,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:43,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:16:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:43,383 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:43,383 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:43,383 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:43,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:43,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:43,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:43,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:43,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:43,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:43,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:43,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:43,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:16:43,403 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1153284078] [2020-09-21 11:16:43,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:16:43,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:16:43,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951610291] [2020-09-21 11:16:43,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:16:43,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:16:43,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:16:43,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:16:43,435 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 4 states. [2020-09-21 11:16:44,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:16:44,745 INFO L93 Difference]: Finished difference Result 340 states and 436 transitions. [2020-09-21 11:16:44,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:16:44,747 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:16:44,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:16:44,765 INFO L225 Difference]: With dead ends: 340 [2020-09-21 11:16:44,765 INFO L226 Difference]: Without dead ends: 188 [2020-09-21 11:16:44,771 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 [2020-09-21 11:16:44,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-09-21 11:16:44,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 153. [2020-09-21 11:16:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-09-21 11:16:44,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 180 transitions. [2020-09-21 11:16:44,906 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 180 transitions. Word has length 59 [2020-09-21 11:16:44,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:16:44,909 INFO L479 AbstractCegarLoop]: Abstraction has 153 states and 180 transitions. [2020-09-21 11:16:44,909 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:16:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2020-09-21 11:16:44,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:16:44,914 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:16:44,916 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] [2020-09-21 11:16:44,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:16:44,916 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:16:44,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:16:44,917 INFO L82 PathProgramCache]: Analyzing trace with hash 404948371, now seen corresponding path program 1 times [2020-09-21 11:16:44,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:16:44,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1485790599] [2020-09-21 11:16:44,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:16:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,012 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 11:16:45,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:16:45,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:16:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:16:45,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,290 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:16:45,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,299 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:16:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,338 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,338 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,338 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:45,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:16:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,342 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,343 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,343 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,343 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:45,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,348 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:16:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,353 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:45,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:16:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,369 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:16:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,374 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,374 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,375 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,375 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:16:45,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:16:45,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,380 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,380 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,380 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,380 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:45,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:16:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,385 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,385 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,386 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,386 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:16:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:45,390 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:45,390 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:45,391 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:45,391 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:45,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:45,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:45,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:45,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:45,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:45,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:45,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:45,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:45,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:16:45,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1485790599] [2020-09-21 11:16:45,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:16:45,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:16:45,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229571760] [2020-09-21 11:16:45,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:16:45,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:16:45,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:16:45,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:16:45,404 INFO L87 Difference]: Start difference. First operand 153 states and 180 transitions. Second operand 5 states. [2020-09-21 11:16:45,895 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:16:47,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:16:47,046 INFO L93 Difference]: Finished difference Result 275 states and 336 transitions. [2020-09-21 11:16:47,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:16:47,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 11:16:47,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:16:47,051 INFO L225 Difference]: With dead ends: 275 [2020-09-21 11:16:47,051 INFO L226 Difference]: Without dead ends: 178 [2020-09-21 11:16:47,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:16:47,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-09-21 11:16:47,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 144. [2020-09-21 11:16:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-09-21 11:16:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 168 transitions. [2020-09-21 11:16:47,098 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 168 transitions. Word has length 60 [2020-09-21 11:16:47,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:16:47,098 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 168 transitions. [2020-09-21 11:16:47,098 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:16:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 168 transitions. [2020-09-21 11:16:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 11:16:47,101 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:16:47,101 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] [2020-09-21 11:16:47,102 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:16:47,102 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:16:47,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:16:47,102 INFO L82 PathProgramCache]: Analyzing trace with hash 539093391, now seen corresponding path program 1 times [2020-09-21 11:16:47,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:16:47,103 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1281049777] [2020-09-21 11:16:47,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:16:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,509 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:16:47,509 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,510 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,510 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 11:16:47,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-09-21 11:16:47,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:16:47,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:47,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-09-21 11:16:47,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,799 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:16:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,867 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,868 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,868 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,868 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-21 11:16:47,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:16:47,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:16:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,905 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:47,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:47,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:16:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,911 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,911 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:47,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:47,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,916 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,916 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,917 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,917 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:47,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:47,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:16:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,925 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:47,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:47,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:47,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:16:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,941 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:47,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:16:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,949 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:16:47,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:47,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:16:47,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:47,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,955 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,955 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,956 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,956 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:47,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:47,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:16:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,961 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,962 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,962 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,962 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:47,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:47,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:16:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:47,967 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:47,967 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:47,967 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:47,968 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:47,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:47,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:47,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:47,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:47,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:47,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:47,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:47,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:16:48,012 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1281049777] [2020-09-21 11:16:48,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:16:48,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:16:48,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165827290] [2020-09-21 11:16:48,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:16:48,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:16:48,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:16:48,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:16:48,014 INFO L87 Difference]: Start difference. First operand 144 states and 168 transitions. Second operand 5 states. [2020-09-21 11:16:48,376 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:16:50,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:16:50,352 INFO L93 Difference]: Finished difference Result 420 states and 516 transitions. [2020-09-21 11:16:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:16:50,353 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-09-21 11:16:50,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:16:50,359 INFO L225 Difference]: With dead ends: 420 [2020-09-21 11:16:50,359 INFO L226 Difference]: Without dead ends: 304 [2020-09-21 11:16:50,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:16:50,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-09-21 11:16:50,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 250. [2020-09-21 11:16:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-09-21 11:16:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 299 transitions. [2020-09-21 11:16:50,426 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 299 transitions. Word has length 65 [2020-09-21 11:16:50,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:16:50,427 INFO L479 AbstractCegarLoop]: Abstraction has 250 states and 299 transitions. [2020-09-21 11:16:50,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:16:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 299 transitions. [2020-09-21 11:16:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-09-21 11:16:50,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:16:50,431 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] [2020-09-21 11:16:50,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:16:50,432 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:16:50,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:16:50,432 INFO L82 PathProgramCache]: Analyzing trace with hash -652418830, now seen corresponding path program 1 times [2020-09-21 11:16:50,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:16:50,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1273982791] [2020-09-21 11:16:50,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:16:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:50,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:50,958 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:50,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:50,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:50,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-09-21 11:16:50,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:50,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 471 [2020-09-21 11:16:50,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:16:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-09-21 11:16:50,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:51,369 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:16:51,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,453 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,453 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,454 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-21 11:16:51,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:16:51,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:16:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:51,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:51,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:51,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:51,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:16:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,504 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,504 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,505 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:51,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:51,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:51,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:51,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,510 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,510 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,510 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,511 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:51,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:51,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:51,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:16:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,516 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:51,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:51,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:51,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:51,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:16:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,540 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,541 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:51,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:51,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:16:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,571 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,572 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,572 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:16:51,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:51,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:16:51,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:16:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,582 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,583 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,583 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:16:51,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:51,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:16:51,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,591 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,591 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,591 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,592 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:51,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:51,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:51,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:16:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,599 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,600 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,600 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,600 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:16:51,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:51,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 11:16:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:51,610 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:51,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:51,611 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:51,611 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:51,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:51,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:51,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:16:51,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:51,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:16:51,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:51,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:16:51,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1273982791] [2020-09-21 11:16:51,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:16:51,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:16:51,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431599077] [2020-09-21 11:16:51,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:16:51,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:16:51,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:16:51,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:16:51,657 INFO L87 Difference]: Start difference. First operand 250 states and 299 transitions. Second operand 9 states. [2020-09-21 11:16:52,288 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:16:53,089 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:16:54,228 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:16:54,569 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:16:55,249 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:16:55,554 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:16:56,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:16:56,163 INFO L93 Difference]: Finished difference Result 692 states and 891 transitions. [2020-09-21 11:16:56,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:16:56,164 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-09-21 11:16:56,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:16:56,169 INFO L225 Difference]: With dead ends: 692 [2020-09-21 11:16:56,169 INFO L226 Difference]: Without dead ends: 470 [2020-09-21 11:16:56,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:16:56,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-09-21 11:16:56,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 408. [2020-09-21 11:16:56,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-09-21 11:16:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 485 transitions. [2020-09-21 11:16:56,260 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 485 transitions. Word has length 70 [2020-09-21 11:16:56,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:16:56,261 INFO L479 AbstractCegarLoop]: Abstraction has 408 states and 485 transitions. [2020-09-21 11:16:56,261 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:16:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 485 transitions. [2020-09-21 11:16:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-09-21 11:16:56,266 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:16:56,266 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:16:56,266 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:16:56,266 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:16:56,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:16:56,267 INFO L82 PathProgramCache]: Analyzing trace with hash -918633805, now seen corresponding path program 1 times [2020-09-21 11:16:56,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:16:56,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1670782642] [2020-09-21 11:16:56,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:16:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:56,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:56,556 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:56,556 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:56,556 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:56,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-09-21 11:16:56,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 240 [2020-09-21 11:16:56,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:16:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-21 11:16:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:56,900 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:16:56,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:56,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:56,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:56,979 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:56,979 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:56,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:56,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:56,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-21 11:16:56,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:56,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:56,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:16:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:16:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,023 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:57,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:57,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:16:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:57,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,033 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,033 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,034 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:16:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,039 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,039 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,039 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,039 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:16:57,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:16:57,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:16:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,052 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,053 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,053 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,053 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:16:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,059 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,059 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:16:57,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:16:57,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:16:57,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:16:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,065 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,066 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:16:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,094 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,094 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,094 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:16:57,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:16:57,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:16:57,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-21 11:16:57,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:16:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,115 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,116 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,116 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,116 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:16:57,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:16:57,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:16:57,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:16:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:16:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,132 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,132 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:16:57,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:16:57,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:16:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-21 11:16:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:16:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,171 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,172 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:16:57,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:16:57,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:16:57,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:16:57,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:16:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,194 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,196 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:16:57,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:16:57,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:16:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,204 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,204 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,204 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,205 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:16:57,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:16:57,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:16:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,210 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:16:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,218 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,218 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,218 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:16:57,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-21 11:16:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,229 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,229 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,229 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,229 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:16:57,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:57,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-21 11:16:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:16:57,235 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:16:57,235 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:16:57,236 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:16:57,236 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:16:57,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:16:57,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:16:57,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:16:57,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:16:57,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:16:57,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:16:57,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:16:57,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:16:57,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:16:57,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1670782642] [2020-09-21 11:16:57,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:16:57,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:16:57,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87547384] [2020-09-21 11:16:57,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:16:57,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:16:57,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:16:57,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:16:57,274 INFO L87 Difference]: Start difference. First operand 408 states and 485 transitions. Second operand 9 states. [2020-09-21 11:16:57,791 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:16:59,007 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:16:59,329 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:16:59,644 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:00,003 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:01,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:01,639 INFO L93 Difference]: Finished difference Result 1209 states and 1580 transitions. [2020-09-21 11:17:01,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-21 11:17:01,640 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 108 [2020-09-21 11:17:01,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:01,646 INFO L225 Difference]: With dead ends: 1209 [2020-09-21 11:17:01,647 INFO L226 Difference]: Without dead ends: 829 [2020-09-21 11:17:01,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-09-21 11:17:01,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2020-09-21 11:17:01,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 725. [2020-09-21 11:17:01,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 725 states. [2020-09-21 11:17:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 864 transitions. [2020-09-21 11:17:01,817 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 864 transitions. Word has length 108 [2020-09-21 11:17:01,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:01,818 INFO L479 AbstractCegarLoop]: Abstraction has 725 states and 864 transitions. [2020-09-21 11:17:01,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:17:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 864 transitions. [2020-09-21 11:17:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-09-21 11:17:01,821 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:01,821 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:17:01,822 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:17:01,822 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:01,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:01,822 INFO L82 PathProgramCache]: Analyzing trace with hash -678093676, now seen corresponding path program 1 times [2020-09-21 11:17:01,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:01,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [630145721] [2020-09-21 11:17:01,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:01,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:01,878 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:01,878 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:01,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:01,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-09-21 11:17:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,145 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:02,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,153 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:02,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,181 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,181 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,181 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,185 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,188 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,189 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,189 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,189 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,193 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,193 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,213 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,213 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,213 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,213 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:17:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,217 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,217 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,222 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,222 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,222 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:17:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,243 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,244 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,244 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,244 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:02,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:02,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:02,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-09-21 11:17:02,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:02,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:02,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,264 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,264 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,264 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,264 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:02,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-09-21 11:17:02,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:02,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,296 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,296 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:02,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:02,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:02,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:17:02,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,336 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,336 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,337 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:02,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:02,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:02,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:02,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:02,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:17:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,356 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,356 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,356 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:02,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:17:02,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,363 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:02,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-21 11:17:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,378 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,378 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,378 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-21 11:17:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:02,383 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:02,383 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:02,384 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:02,384 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:02,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:02,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:02,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:02,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:02,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:02,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:02,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:02,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [630145721] [2020-09-21 11:17:02,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:02,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:17:02,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724883820] [2020-09-21 11:17:02,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:17:02,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:02,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:17:02,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:17:02,404 INFO L87 Difference]: Start difference. First operand 725 states and 864 transitions. Second operand 9 states. [2020-09-21 11:17:03,699 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:04,033 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:04,359 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:04,659 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:05,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:05,559 INFO L93 Difference]: Finished difference Result 1533 states and 1945 transitions. [2020-09-21 11:17:05,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:17:05,560 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 108 [2020-09-21 11:17:05,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:05,567 INFO L225 Difference]: With dead ends: 1533 [2020-09-21 11:17:05,567 INFO L226 Difference]: Without dead ends: 836 [2020-09-21 11:17:05,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:17:05,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2020-09-21 11:17:05,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 745. [2020-09-21 11:17:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 745 states. [2020-09-21 11:17:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 884 transitions. [2020-09-21 11:17:05,698 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 884 transitions. Word has length 108 [2020-09-21 11:17:05,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:05,698 INFO L479 AbstractCegarLoop]: Abstraction has 745 states and 884 transitions. [2020-09-21 11:17:05,698 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:17:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 884 transitions. [2020-09-21 11:17:05,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-09-21 11:17:05,702 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:05,702 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:17:05,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:17:05,702 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:05,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:05,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1250179026, now seen corresponding path program 1 times [2020-09-21 11:17:05,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:05,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1017473089] [2020-09-21 11:17:05,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:05,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:17:05,755 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -67 [2020-09-21 11:17:05,755 FATAL L256 erpolLogProxyWrapper]: Difference in width: 67 [2020-09-21 11:17:05,755 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:05,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-09-21 11:17:05,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:05,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:05,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:05,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-09-21 11:17:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:06,170 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:06,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,180 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,181 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,181 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,221 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,221 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,221 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,222 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:06,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:06,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,227 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:06,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,240 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,240 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,240 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,241 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:06,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,254 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,254 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,255 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,255 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:17:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,260 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,261 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,261 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,261 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:06,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,268 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,268 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,269 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,269 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:17:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,296 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,296 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,297 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:06,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:06,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-21 11:17:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:06,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,318 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,318 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,318 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,319 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:06,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:06,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:06,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,332 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,333 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,333 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:06,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:17:06,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-21 11:17:06,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:06,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,380 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,380 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,380 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,381 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:06,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:06,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:17:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:06,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,404 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:06,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:06,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:17:06,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,413 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,413 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,414 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,414 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:06,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:06,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,421 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,422 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,422 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,422 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,429 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,429 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,429 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,430 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:06,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-21 11:17:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,438 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:06,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-21 11:17:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:06,443 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:06,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:06,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:06,444 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:06,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:06,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:06,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:06,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:06,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:06,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:06,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:06,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:06,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1017473089] [2020-09-21 11:17:06,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:06,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:17:06,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924399887] [2020-09-21 11:17:06,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:17:06,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:06,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:17:06,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:17:06,486 INFO L87 Difference]: Start difference. First operand 745 states and 884 transitions. Second operand 8 states. [2020-09-21 11:17:07,527 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:07,842 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:08,139 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:09,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:09,090 INFO L93 Difference]: Finished difference Result 1360 states and 1695 transitions. [2020-09-21 11:17:09,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:17:09,091 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-09-21 11:17:09,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:09,096 INFO L225 Difference]: With dead ends: 1360 [2020-09-21 11:17:09,097 INFO L226 Difference]: Without dead ends: 643 [2020-09-21 11:17:09,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:17:09,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2020-09-21 11:17:09,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 578. [2020-09-21 11:17:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2020-09-21 11:17:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 671 transitions. [2020-09-21 11:17:09,194 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 671 transitions. Word has length 108 [2020-09-21 11:17:09,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:09,195 INFO L479 AbstractCegarLoop]: Abstraction has 578 states and 671 transitions. [2020-09-21 11:17:09,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:17:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 671 transitions. [2020-09-21 11:17:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-09-21 11:17:09,198 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:09,198 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:17:09,199 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-21 11:17:09,199 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:09,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:09,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1890897259, now seen corresponding path program 1 times [2020-09-21 11:17:09,199 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:09,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538206684] [2020-09-21 11:17:09,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:09,741 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:09,742 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:09,742 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:09,742 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:09,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 472 [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-09-21 11:17:09,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,169 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:10,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,239 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,239 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,240 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,240 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-21 11:17:10,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:17:10,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,273 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,273 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,274 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,274 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:10,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:10,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,279 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,279 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:10,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:10,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:10,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,293 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,293 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,293 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,294 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:10,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:10,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:10,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,309 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,309 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,310 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:10,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:17:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,330 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,330 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,330 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,330 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:10,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:17:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:17:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:17:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,378 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:10,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:10,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,389 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,390 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,390 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,390 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:10,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 11:17:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,414 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:10,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:10,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-21 11:17:10,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,425 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,425 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,426 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:10,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,438 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,439 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,439 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,439 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:10,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,445 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,445 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:10,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,451 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,451 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,452 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,452 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:10,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,462 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,462 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,463 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:10,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,470 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,470 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,471 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,471 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,477 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,477 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,477 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,477 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:10,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-09-21 11:17:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,488 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,489 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,489 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,489 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:10,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:10,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-09-21 11:17:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:10,515 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:10,515 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:10,515 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:10,515 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:10,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:10,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:10,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538206684] [2020-09-21 11:17:10,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:10,541 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-21 11:17:10,541 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67165853] [2020-09-21 11:17:10,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 11:17:10,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:10,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 11:17:10,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:17:10,544 INFO L87 Difference]: Start difference. First operand 578 states and 671 transitions. Second operand 12 states. [2020-09-21 11:17:11,004 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:11,781 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:12,606 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:12,993 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:13,300 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:13,625 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:13,976 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:16,229 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:16,585 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:17,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:17,463 INFO L93 Difference]: Finished difference Result 1723 states and 2170 transitions. [2020-09-21 11:17:17,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-21 11:17:17,469 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2020-09-21 11:17:17,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:17,477 INFO L225 Difference]: With dead ends: 1723 [2020-09-21 11:17:17,477 INFO L226 Difference]: Without dead ends: 1318 [2020-09-21 11:17:17,480 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-09-21 11:17:17,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states. [2020-09-21 11:17:17,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 1202. [2020-09-21 11:17:17,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1202 states. [2020-09-21 11:17:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 1402 transitions. [2020-09-21 11:17:17,680 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 1402 transitions. Word has length 112 [2020-09-21 11:17:17,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:17,683 INFO L479 AbstractCegarLoop]: Abstraction has 1202 states and 1402 transitions. [2020-09-21 11:17:17,683 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 11:17:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1402 transitions. [2020-09-21 11:17:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-09-21 11:17:17,686 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:17,686 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:17:17,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-21 11:17:17,687 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:17,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:17,687 INFO L82 PathProgramCache]: Analyzing trace with hash 870204314, now seen corresponding path program 1 times [2020-09-21 11:17:17,687 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:17,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909035025] [2020-09-21 11:17:17,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:17,744 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:17,744 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:17,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-09-21 11:17:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:17:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,085 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:18,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,104 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:17:18,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,138 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:18,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,144 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,144 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,145 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:18,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,151 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,152 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,152 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:18,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:18,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:18,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,186 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,186 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,186 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,187 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:17:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,204 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,204 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,205 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,205 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:17:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,230 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,230 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,231 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,231 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:18,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:17:18,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-21 11:17:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:17:18,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:18,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-21 11:17:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-21 11:17:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,299 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,299 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,301 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,301 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:18,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:18,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,308 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,309 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 11:17:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,341 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,342 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,342 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,342 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:18,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-21 11:17:18,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,355 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,355 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,356 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,356 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:18,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,369 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,369 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:18,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,376 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:18,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,385 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,385 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,385 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,386 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:18,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,394 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,394 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,395 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,395 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:18,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,402 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,402 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,402 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,403 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,409 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,410 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,410 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,411 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:17:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,423 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,423 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,423 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,424 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:17:18,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:18,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:17:18,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,430 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,431 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,431 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,431 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-21 11:17:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,445 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:18,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:17:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:18,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,450 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,450 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,450 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:18,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-21 11:17:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:18,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-21 11:17:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,459 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,459 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,459 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,460 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:18,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-21 11:17:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:18,464 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:18,464 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:18,465 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:18,465 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:18,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:18,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:18,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:18,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:18,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:18,520 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-09-21 11:17:18,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909035025] [2020-09-21 11:17:18,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:18,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:17:18,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216325416] [2020-09-21 11:17:18,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:17:18,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:18,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:17:18,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:17:18,524 INFO L87 Difference]: Start difference. First operand 1202 states and 1402 transitions. Second operand 10 states. [2020-09-21 11:17:19,177 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:20,073 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:22,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:22,568 INFO L93 Difference]: Finished difference Result 2121 states and 2535 transitions. [2020-09-21 11:17:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-21 11:17:22,569 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 153 [2020-09-21 11:17:22,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:22,574 INFO L225 Difference]: With dead ends: 2121 [2020-09-21 11:17:22,575 INFO L226 Difference]: Without dead ends: 947 [2020-09-21 11:17:22,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=206, Invalid=664, Unknown=0, NotChecked=0, Total=870 [2020-09-21 11:17:22,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-09-21 11:17:22,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 828. [2020-09-21 11:17:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2020-09-21 11:17:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 951 transitions. [2020-09-21 11:17:22,794 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 951 transitions. Word has length 153 [2020-09-21 11:17:22,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:22,794 INFO L479 AbstractCegarLoop]: Abstraction has 828 states and 951 transitions. [2020-09-21 11:17:22,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:17:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 951 transitions. [2020-09-21 11:17:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-09-21 11:17:22,797 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:22,798 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-21 11:17:22,798 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-21 11:17:22,798 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:22,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:22,798 INFO L82 PathProgramCache]: Analyzing trace with hash 828062466, now seen corresponding path program 1 times [2020-09-21 11:17:22,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:22,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1347010962] [2020-09-21 11:17:22,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:22,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:17:22,900 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -105 [2020-09-21 11:17:22,900 FATAL L256 erpolLogProxyWrapper]: Difference in width: 105 [2020-09-21 11:17:22,900 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:22,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-09-21 11:17:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-09-21 11:17:22,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,193 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:23,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,200 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,200 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,200 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,200 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,227 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,227 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,230 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,238 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,238 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:23,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,250 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,250 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,250 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:17:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,263 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,263 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,264 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,264 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:17:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,295 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,295 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:17:23,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-21 11:17:23,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,314 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,315 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:23,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,325 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,325 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,326 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 11:17:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,350 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,350 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,351 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:23,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:17:23,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,371 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:23,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:17:23,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,387 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,387 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,387 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,387 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:23,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:23,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,393 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,393 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,394 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,394 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:23,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,403 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,403 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,403 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,404 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:23,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:17:23,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,414 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,414 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:23,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,421 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,422 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,422 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,422 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,429 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,429 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,430 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,430 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:17:23,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:17:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,446 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,446 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,446 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,447 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:17:23,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:17:23,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,453 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,453 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,454 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-09-21 11:17:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,470 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,471 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,471 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,471 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:23,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,532 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,532 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:23,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:17:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:23,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-09-21 11:17:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,555 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,556 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,556 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:23,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-21 11:17:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,565 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,566 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,566 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-21 11:17:23,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-21 11:17:23,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,575 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,575 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,575 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,576 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:23,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,582 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,582 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,582 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 11:17:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,591 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,591 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,591 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:23,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,597 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,597 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,598 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,598 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:23,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:23,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:23,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:23,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-21 11:17:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,605 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,605 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,606 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,606 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:23,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-09-21 11:17:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:23,611 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:23,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:23,611 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:23,611 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:23,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:23,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:23,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-09-21 11:17:23,665 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1347010962] [2020-09-21 11:17:23,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:17:23,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-21 11:17:23,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528464495] [2020-09-21 11:17:23,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 11:17:23,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:23,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 11:17:23,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:17:23,667 INFO L87 Difference]: Start difference. First operand 828 states and 951 transitions. Second operand 12 states. [2020-09-21 11:17:24,261 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:25,109 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:25,464 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:25,919 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 11:17:26,268 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-21 11:17:27,606 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:28,216 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:28,829 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-21 11:17:29,215 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:29,845 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:30,272 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:30,700 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:31,547 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 11:17:32,194 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-21 11:17:33,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:33,000 INFO L93 Difference]: Finished difference Result 1828 states and 2171 transitions. [2020-09-21 11:17:33,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-21 11:17:33,001 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2020-09-21 11:17:33,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:33,008 INFO L225 Difference]: With dead ends: 1828 [2020-09-21 11:17:33,008 INFO L226 Difference]: Without dead ends: 1142 [2020-09-21 11:17:33,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 68 SyntacticMatches, 5 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 517 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=515, Invalid=1555, Unknown=0, NotChecked=0, Total=2070 [2020-09-21 11:17:33,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2020-09-21 11:17:33,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 981. [2020-09-21 11:17:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 981 states. [2020-09-21 11:17:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1119 transitions. [2020-09-21 11:17:33,179 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1119 transitions. Word has length 172 [2020-09-21 11:17:33,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:33,180 INFO L479 AbstractCegarLoop]: Abstraction has 981 states and 1119 transitions. [2020-09-21 11:17:33,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 11:17:33,180 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1119 transitions. [2020-09-21 11:17:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-09-21 11:17:33,186 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:33,187 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-21 11:17:33,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-21 11:17:33,187 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:33,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:33,188 INFO L82 PathProgramCache]: Analyzing trace with hash -766671753, now seen corresponding path program 1 times [2020-09-21 11:17:33,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:33,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906054243] [2020-09-21 11:17:33,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,293 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,294 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,294 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,294 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 424 [2020-09-21 11:17:33,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:17:33,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-21 11:17:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-09-21 11:17:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-21 11:17:33,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:33,607 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:33,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,623 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,623 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,654 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:33,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,660 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,661 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,661 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,661 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:33,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,666 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,672 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,672 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,672 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,673 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:33,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,696 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,696 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,696 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,696 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:33,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:17:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,712 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:33,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:17:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,751 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,752 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,752 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,752 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:17:33,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:33,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:33,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-09-21 11:17:33,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,766 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,766 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,766 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:33,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:33,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:33,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,771 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,772 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,772 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,772 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 11:17:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,792 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,792 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,797 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:33,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:17:33,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,810 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,810 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,811 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,811 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:33,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,820 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,820 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,821 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,821 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:33,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:33,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,826 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,826 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,826 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,827 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:33,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,832 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,832 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,832 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,833 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:33,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,839 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,839 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:33,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:33,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:33,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,844 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,844 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,845 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:33,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,851 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:33,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:33,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:33,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:17:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,866 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,866 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,866 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,867 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:17:33,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:33,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-21 11:17:33,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,908 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,908 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,908 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,909 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:33,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:33,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:17:33,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:33,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:33,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-21 11:17:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:33,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:33,971 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:33,972 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:33,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:33,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-09-21 11:17:33,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:33,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:17:33,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:17:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:17:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-21 11:17:33,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:34,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:34,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,024 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,025 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,025 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,025 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,032 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,032 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,033 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:34,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:34,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:17:34,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:17:34,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-21 11:17:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,041 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,041 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-21 11:17:34,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:34,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-21 11:17:34,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,048 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,048 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,048 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,052 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,053 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,053 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,053 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 11:17:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,057 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,057 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:34,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,061 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,062 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,062 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,062 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:34,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:17:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,071 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,071 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:17:34,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:34,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:17:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:17:34,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,111 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,111 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,111 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:17:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:34,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-09-21 11:17:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,126 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,127 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,127 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-09-21 11:17:34,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-09-21 11:17:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,135 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,136 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,136 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,136 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:34,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,145 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-21 11:17:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,150 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,150 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,150 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,150 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-21 11:17:34,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,156 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,156 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,157 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,157 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:34,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,161 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,162 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,162 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 11:17:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,166 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,166 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,166 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,167 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:17:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,173 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:17:34,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,178 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,178 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,178 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,178 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-09-21 11:17:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,185 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:34,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:17:34,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,190 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-09-21 11:17:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,198 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,199 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,199 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,199 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:34,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:34,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,218 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,218 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,218 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:34,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,223 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,224 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,224 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,224 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:34,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,229 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,229 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,229 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,232 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:34,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:34,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,239 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,239 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,239 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,239 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:34,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,244 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,244 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,245 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,245 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:34,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,250 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,251 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,251 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,251 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-21 11:17:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,259 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,260 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,260 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,260 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2020-09-21 11:17:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:34,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:34,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:34,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:34,266 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:34,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:34,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:34,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:34,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:34,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 83 proven. 29 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2020-09-21 11:17:34,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906054243] [2020-09-21 11:17:34,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:17:34,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-21 11:17:34,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404245856] [2020-09-21 11:17:34,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-21 11:17:34,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:34,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-21 11:17:34,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:17:34,371 INFO L87 Difference]: Start difference. First operand 981 states and 1119 transitions. Second operand 15 states.