/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:47:35,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:47:35,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:47:35,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:47:35,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:47:35,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:47:35,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:47:35,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:47:35,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:47:35,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:47:35,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:47:35,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:47:35,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:47:35,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:47:35,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:47:35,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:47:35,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:47:35,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:47:35,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:47:35,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:47:35,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:47:35,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:47:35,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:47:35,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:47:35,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:47:35,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:47:35,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:47:35,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:47:35,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:47:35,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:47:35,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:47:35,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:47:35,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:47:35,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:47:35,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:47:35,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:47:35,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:47:35,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:47:35,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:47:35,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:47:35,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:47:35,452 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 [2020-09-24 15:47:35,478 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:47:35,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:47:35,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:47:35,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:47:35,480 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:47:35,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:47:35,481 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:47:35,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:47:35,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:47:35,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:47:35,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:47:35,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:47:35,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:47:35,482 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:47:35,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:47:35,483 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:47:35,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:47:35,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:47:35,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:47:35,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:47:35,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:47:35,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:47:35,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:47:35,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:47:35,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:47:35,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:47:35,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:47:35,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:47:35,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:47:35,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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; [2020-09-24 15:47:35,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:47:35,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:47:35,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:47:35,994 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:47:35,995 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:47:35,996 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-09-24 15:47:36,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f39a4086/8cd0eb7e4c504d0ab13b9ff46d4a8703/FLAG0b55ac19f [2020-09-24 15:47:36,755 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:47:36,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-09-24 15:47:36,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f39a4086/8cd0eb7e4c504d0ab13b9ff46d4a8703/FLAG0b55ac19f [2020-09-24 15:47:37,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f39a4086/8cd0eb7e4c504d0ab13b9ff46d4a8703 [2020-09-24 15:47:37,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:47:37,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:47:37,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:47:37,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:47:37,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:47:37,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c71f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37, skipping insertion in model container [2020-09-24 15:47:37,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:47:37,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:47:37,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:47:37,687 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:47:37,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:47:37,826 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:47:37,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37 WrapperNode [2020-09-24 15:47:37,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:47:37,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:47:37,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:47:37,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:47:37,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (1/1) ... [2020-09-24 15:47:37,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:47:37,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:47:37,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:47:37,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:47:37,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (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 [2020-09-24 15:47:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:47:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:47:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 15:47:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-24 15:47:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-24 15:47:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-24 15:47:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-24 15:47:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-24 15:47:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-24 15:47:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-24 15:47:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-24 15:47:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-24 15:47:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-24 15:47:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 15:47:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-24 15:47:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:47:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 15:47:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-09-24 15:47:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 15:47:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 15:47:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 15:47:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 15:47:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 15:47:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 15:47:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 15:47:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 15:47:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 15:47:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 15:47:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 15:47:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-24 15:47:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-24 15:47:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-24 15:47:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-24 15:47:38,032 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-24 15:47:38,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-24 15:47:38,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-24 15:47:38,032 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-24 15:47:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:47:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-24 15:47:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-24 15:47:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-24 15:47:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-24 15:47:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-24 15:47:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:47:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-24 15:47:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-24 15:47:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 15:47:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:47:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 15:47:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-24 15:47:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:47:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:47:39,342 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:47:39,343 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-24 15:47:39,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:47:39 BoogieIcfgContainer [2020-09-24 15:47:39,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:47:39,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:47:39,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:47:39,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:47:39,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:47:37" (1/3) ... [2020-09-24 15:47:39,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b6a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:47:39, skipping insertion in model container [2020-09-24 15:47:39,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:47:37" (2/3) ... [2020-09-24 15:47:39,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b6a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:47:39, skipping insertion in model container [2020-09-24 15:47:39,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:47:39" (3/3) ... [2020-09-24 15:47:39,360 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-09-24 15:47:39,371 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:47:39,383 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:47:39,406 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:47:39,435 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:47:39,435 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:47:39,435 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:47:39,435 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:47:39,435 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:47:39,436 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:47:39,436 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:47:39,436 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:47:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states. [2020-09-24 15:47:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-09-24 15:47:39,484 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:47:39,486 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:47:39,486 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:47:39,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:47:39,495 INFO L82 PathProgramCache]: Analyzing trace with hash 900449918, now seen corresponding path program 1 times [2020-09-24 15:47:39,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:47:39,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1373612999] [2020-09-24 15:47:39,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:47:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:39,876 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:39,876 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:39,877 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:39,877 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:39,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-24 15:47:39,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:39,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:47:39,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-24 15:47:39,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:39,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,403 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:47:40,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:47:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,449 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,449 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,449 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,450 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:47:40,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:47:40,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:47:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,596 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,596 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,596 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,596 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:40,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:40,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:47:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,602 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,602 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,602 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,603 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:40,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:40,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:47:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,608 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,608 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,609 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,609 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:40,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:47:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,615 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,615 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,615 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,615 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:40,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:47:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,621 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,621 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,621 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,621 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:40,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:40,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-24 15:47:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,627 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,628 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,628 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,628 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:40,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-09-24 15:47:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:40,634 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:40,635 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:40,635 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:40,635 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:40,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:40,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:40,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:40,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:40,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:40,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:40,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:47:40,668 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1373612999] [2020-09-24 15:47:40,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:47:40,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-24 15:47:40,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605918969] [2020-09-24 15:47:40,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-24 15:47:40,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:47:40,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-24 15:47:40,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:47:40,700 INFO L87 Difference]: Start difference. First operand 347 states. Second operand 3 states. [2020-09-24 15:47:42,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:47:42,281 INFO L93 Difference]: Finished difference Result 562 states and 667 transitions. [2020-09-24 15:47:42,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-24 15:47:42,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2020-09-24 15:47:42,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:47:42,306 INFO L225 Difference]: With dead ends: 562 [2020-09-24 15:47:42,307 INFO L226 Difference]: Without dead ends: 340 [2020-09-24 15:47:42,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:47:42,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2020-09-24 15:47:42,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 296. [2020-09-24 15:47:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-09-24 15:47:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 324 transitions. [2020-09-24 15:47:42,446 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 324 transitions. Word has length 153 [2020-09-24 15:47:42,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:47:42,447 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 324 transitions. [2020-09-24 15:47:42,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-24 15:47:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 324 transitions. [2020-09-24 15:47:42,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-09-24 15:47:42,455 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:47:42,456 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:47:42,456 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:47:42,456 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:47:42,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:47:42,457 INFO L82 PathProgramCache]: Analyzing trace with hash 773490884, now seen corresponding path program 1 times [2020-09-24 15:47:42,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:47:42,457 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1046627348] [2020-09-24 15:47:42,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:47:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:42,540 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:42,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:42,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:42,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:42,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-24 15:47:42,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:42,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:47:42,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:42,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-24 15:47:42,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:47:42,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:42,904 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:47:42,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:47:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:42,919 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:42,920 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:42,920 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:42,920 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:42,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:47:42,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:42,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:42,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:42,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:42,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:42,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:42,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:42,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:47:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:42,986 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:42,986 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:42,986 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:42,986 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:42,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:42,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:42,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:42,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:42,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:42,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:47:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:42,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:42,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:47:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:42,996 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:42,997 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:42,997 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:42,997 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:42,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:42,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:42,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:43,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:47:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:43,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:43,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:43,003 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:43,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:43,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:43,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:43,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:43,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:43,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:43,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:43,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:43,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-24 15:47:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:43,009 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:43,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:43,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:43,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:43,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:43,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-09-24 15:47:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:43,018 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:43,018 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:43,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:43,019 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:43,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:43,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:43,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:43,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:43,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:43,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:43,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-09-24 15:47:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:43,026 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:43,027 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:43,027 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:43,027 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:43,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:43,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:47:43,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1046627348] [2020-09-24 15:47:43,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:47:43,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:47:43,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958377394] [2020-09-24 15:47:43,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:47:43,065 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:47:43,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:47:43,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:47:43,066 INFO L87 Difference]: Start difference. First operand 296 states and 324 transitions. Second operand 4 states. [2020-09-24 15:47:43,769 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:47:45,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:47:45,140 INFO L93 Difference]: Finished difference Result 475 states and 538 transitions. [2020-09-24 15:47:45,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:47:45,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2020-09-24 15:47:45,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:47:45,146 INFO L225 Difference]: With dead ends: 475 [2020-09-24 15:47:45,146 INFO L226 Difference]: Without dead ends: 323 [2020-09-24 15:47:45,149 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:47:45,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-09-24 15:47:45,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 286. [2020-09-24 15:47:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-09-24 15:47:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 311 transitions. [2020-09-24 15:47:45,197 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 311 transitions. Word has length 154 [2020-09-24 15:47:45,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:47:45,198 INFO L479 AbstractCegarLoop]: Abstraction has 286 states and 311 transitions. [2020-09-24 15:47:45,198 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:47:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 311 transitions. [2020-09-24 15:47:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-24 15:47:45,202 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:47:45,202 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:47:45,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:47:45,202 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:47:45,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:47:45,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1369101505, now seen corresponding path program 1 times [2020-09-24 15:47:45,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:47:45,203 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [683836631] [2020-09-24 15:47:45,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:47:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:47:45,276 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -42 [2020-09-24 15:47:45,276 FATAL L256 erpolLogProxyWrapper]: Difference in width: 42 [2020-09-24 15:47:45,276 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-09-24 15:47:45,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:47:45,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-24 15:47:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:47:45,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,593 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:47:45,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:47:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,605 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,605 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,605 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,605 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:47:45,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:47:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,645 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,646 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,646 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,646 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:45,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:47:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,651 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,651 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,651 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,651 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:45,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:47:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,656 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,656 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,656 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,656 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:45,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:47:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,662 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,662 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,662 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,662 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:45,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:47:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,684 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,684 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,684 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,684 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:47:45,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:45,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:45,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:47:45,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-24 15:47:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,690 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,691 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,691 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,691 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:45,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:45,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-09-24 15:47:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,696 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,696 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,697 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,697 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:45,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:45,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-09-24 15:47:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:45,702 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:45,702 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:45,702 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:45,702 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:45,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:45,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:45,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:45,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:45,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:45,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:45,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:47:45,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [683836631] [2020-09-24 15:47:45,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:47:45,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:47:45,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347874435] [2020-09-24 15:47:45,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:47:45,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:47:45,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:47:45,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:47:45,829 INFO L87 Difference]: Start difference. First operand 286 states and 311 transitions. Second operand 5 states. [2020-09-24 15:47:46,468 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:47:47,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:47:47,636 INFO L93 Difference]: Finished difference Result 521 states and 600 transitions. [2020-09-24 15:47:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:47:47,638 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2020-09-24 15:47:47,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:47:47,642 INFO L225 Difference]: With dead ends: 521 [2020-09-24 15:47:47,642 INFO L226 Difference]: Without dead ends: 345 [2020-09-24 15:47:47,644 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:47:47,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-09-24 15:47:47,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 286. [2020-09-24 15:47:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-09-24 15:47:47,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 310 transitions. [2020-09-24 15:47:47,691 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 310 transitions. Word has length 167 [2020-09-24 15:47:47,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:47:47,692 INFO L479 AbstractCegarLoop]: Abstraction has 286 states and 310 transitions. [2020-09-24 15:47:47,692 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:47:47,692 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 310 transitions. [2020-09-24 15:47:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-09-24 15:47:47,695 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:47:47,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:47:47,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:47:47,696 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:47:47,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:47:47,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1017575846, now seen corresponding path program 1 times [2020-09-24 15:47:47,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:47:47,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1745448300] [2020-09-24 15:47:47,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:47:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:47,809 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:47,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:47,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:47,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-24 15:47:47,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-09-24 15:47:47,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-24 15:47:47,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:48,204 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:47:48,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:47:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,250 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,251 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,251 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,251 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:47:48,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-24 15:47:48,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:47:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:48,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:48,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:47:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,329 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,329 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,330 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,330 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:48,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:48,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:47:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,337 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,338 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:48,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:47:48,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:47:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,346 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,347 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,347 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:48,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:47:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,364 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,365 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,365 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,365 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:47:48,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:47:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-24 15:47:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,387 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,388 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,388 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,388 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-09-24 15:47:48,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:47:48,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:47:48,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:47:48,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-24 15:47:48,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:48,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,399 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,400 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,400 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,400 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:47:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:47:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:47:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:47:48,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:47:48,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,412 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,412 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,413 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,413 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-24 15:47:48,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:47:48,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:47:48,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:47:48,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:47:48,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,445 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,445 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,446 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:48,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:48,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:48,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-24 15:47:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,454 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,455 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,455 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:48,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:48,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:48,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:48,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:48,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-09-24 15:47:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,462 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,463 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,463 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:48,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:48,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:48,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-24 15:47:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:48,470 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:48,471 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:48,471 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:48,472 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:48,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:48,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:48,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:48,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:48,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:48,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:48,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:48,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:47:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:47:48,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1745448300] [2020-09-24 15:47:48,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:47:48,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-24 15:47:48,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708366617] [2020-09-24 15:47:48,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:47:48,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:47:48,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:47:48,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:47:48,621 INFO L87 Difference]: Start difference. First operand 286 states and 310 transitions. Second operand 7 states. [2020-09-24 15:47:49,378 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:47:51,199 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:47:52,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:47:52,439 INFO L93 Difference]: Finished difference Result 729 states and 861 transitions. [2020-09-24 15:47:52,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-24 15:47:52,439 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 185 [2020-09-24 15:47:52,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:47:52,445 INFO L225 Difference]: With dead ends: 729 [2020-09-24 15:47:52,445 INFO L226 Difference]: Without dead ends: 553 [2020-09-24 15:47:52,446 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:47:52,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2020-09-24 15:47:52,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 426. [2020-09-24 15:47:52,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-09-24 15:47:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 459 transitions. [2020-09-24 15:47:52,515 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 459 transitions. Word has length 185 [2020-09-24 15:47:52,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:47:52,516 INFO L479 AbstractCegarLoop]: Abstraction has 426 states and 459 transitions. [2020-09-24 15:47:52,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:47:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 459 transitions. [2020-09-24 15:47:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-09-24 15:47:52,519 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:47:52,519 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:47:52,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:47:52,520 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:47:52,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:47:52,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1341999149, now seen corresponding path program 1 times [2020-09-24 15:47:52,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:47:52,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586506056] [2020-09-24 15:47:52,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:47:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:52,646 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:52,646 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:52,647 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:52,647 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:52,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-09-24 15:47:52,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-24 15:47:52,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:47:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-09-24 15:47:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 161 [2020-09-24 15:47:52,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,041 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:47:53,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:47:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,078 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,078 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,079 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,079 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:47:53,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:53,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-24 15:47:53,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:47:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,127 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,128 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:53,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:53,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:47:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,133 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:53,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:53,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:47:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,139 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:53,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:47:53,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:47:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:53,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:53,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:47:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,159 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,160 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,160 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,160 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:47:53,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:47:53,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-24 15:47:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,183 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,183 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-24 15:47:53,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-24 15:47:53,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,197 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,197 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,198 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,198 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-24 15:47:53,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-24 15:47:53,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,210 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,210 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,210 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:47:53,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:47:53,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:47:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,223 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,223 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:47:53,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:47:53,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:47:53,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:47:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:47:53,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:47:53,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:47:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,241 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,242 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,242 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,242 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:47:53,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:47:53,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-09-24 15:47:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,252 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,253 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,253 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,253 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:53,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:47:53,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:47:53,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-24 15:47:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,263 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,263 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,264 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,264 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:53,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:47:53,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:47:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:47:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:47:53,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-09-24 15:47:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:47:53,292 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:47:53,292 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:47:53,292 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:47:53,293 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:47:53,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:47:53,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:47:53,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:47:53,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:47:53,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:47:53,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:47:53,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:47:53,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:47:53,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:47:53,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1586506056] [2020-09-24 15:47:53,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:47:53,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:47:53,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072929488] [2020-09-24 15:47:53,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:47:53,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:47:53,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:47:53,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:47:53,346 INFO L87 Difference]: Start difference. First operand 426 states and 459 transitions. Second operand 10 states. [2020-09-24 15:47:53,964 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:47:56,097 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:47:56,422 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:47:56,800 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:47:57,125 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:47:57,424 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:47:57,733 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:47:58,004 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:00,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:48:00,231 INFO L93 Difference]: Finished difference Result 1230 states and 1503 transitions. [2020-09-24 15:48:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-24 15:48:00,232 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 209 [2020-09-24 15:48:00,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:48:00,239 INFO L225 Difference]: With dead ends: 1230 [2020-09-24 15:48:00,239 INFO L226 Difference]: Without dead ends: 914 [2020-09-24 15:48:00,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=134, Invalid=328, Unknown=0, NotChecked=0, Total=462 [2020-09-24 15:48:00,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2020-09-24 15:48:00,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 710. [2020-09-24 15:48:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2020-09-24 15:48:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 788 transitions. [2020-09-24 15:48:00,342 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 788 transitions. Word has length 209 [2020-09-24 15:48:00,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:48:00,343 INFO L479 AbstractCegarLoop]: Abstraction has 710 states and 788 transitions. [2020-09-24 15:48:00,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:48:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 788 transitions. [2020-09-24 15:48:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-09-24 15:48:00,347 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:48:00,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:48:00,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:48:00,348 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:48:00,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:48:00,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1540758972, now seen corresponding path program 1 times [2020-09-24 15:48:00,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:48:00,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523741507] [2020-09-24 15:48:00,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:48:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,411 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,411 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,411 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,411 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-09-24 15:48:00,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:48:00,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 187 [2020-09-24 15:48:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:48:00,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,662 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:48:00,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:48:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,672 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,673 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,673 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,673 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:00,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:48:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,708 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,708 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,709 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,709 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:00,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:48:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,714 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,714 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,714 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,715 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:00,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:48:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,719 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,720 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,720 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:00,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:48:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,726 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,726 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,727 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:00,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:48:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,738 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:00,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:48:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,748 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,748 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,748 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,748 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:00,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-09-24 15:48:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,767 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,767 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,767 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,767 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-24 15:48:00,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:48:00,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-09-24 15:48:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:48:00,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,781 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,781 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-24 15:48:00,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:00,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 15:48:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:48:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,796 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,797 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,797 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,797 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:48:00,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:00,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:48:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:48:00,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,808 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:48:00,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:00,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:48:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:48:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,839 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,840 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:48:00,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:00,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:48:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:00,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:00,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:48:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,885 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,885 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,886 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,886 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:00,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-09-24 15:48:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:00,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-24 15:48:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,896 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,896 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,896 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,896 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:00,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:00,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-09-24 15:48:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,901 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,901 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,901 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,901 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:00,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-09-24 15:48:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:00,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:00,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:00,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:00,906 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:00,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:00,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:00,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:48:00,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523741507] [2020-09-24 15:48:00,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:48:00,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:48:00,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413809675] [2020-09-24 15:48:00,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:48:00,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:48:00,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:48:00,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:48:00,992 INFO L87 Difference]: Start difference. First operand 710 states and 788 transitions. Second operand 10 states. [2020-09-24 15:48:02,280 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:02,575 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:48:02,856 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:03,135 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:03,439 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:48:05,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:48:05,561 INFO L93 Difference]: Finished difference Result 1646 states and 1986 transitions. [2020-09-24 15:48:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-24 15:48:05,561 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 214 [2020-09-24 15:48:05,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:48:05,571 INFO L225 Difference]: With dead ends: 1646 [2020-09-24 15:48:05,571 INFO L226 Difference]: Without dead ends: 1046 [2020-09-24 15:48:05,576 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-24 15:48:05,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2020-09-24 15:48:05,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 712. [2020-09-24 15:48:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 712 states. [2020-09-24 15:48:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 790 transitions. [2020-09-24 15:48:05,714 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 790 transitions. Word has length 214 [2020-09-24 15:48:05,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:48:05,715 INFO L479 AbstractCegarLoop]: Abstraction has 712 states and 790 transitions. [2020-09-24 15:48:05,715 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:48:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 790 transitions. [2020-09-24 15:48:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-09-24 15:48:05,720 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:48:05,721 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:48:05,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:48:05,721 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:48:05,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:48:05,722 INFO L82 PathProgramCache]: Analyzing trace with hash 639998300, now seen corresponding path program 1 times [2020-09-24 15:48:05,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:48:05,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1465026254] [2020-09-24 15:48:05,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:48:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:05,796 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:48:05,796 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -91 [2020-09-24 15:48:05,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 91 [2020-09-24 15:48:05,797 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:05,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-09-24 15:48:05,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:05,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:48:05,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:05,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:05,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 195 [2020-09-24 15:48:05,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:48:05,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,067 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:48:06,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:48:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,077 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,077 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,077 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,077 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:06,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:48:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,111 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,112 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,112 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,112 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:06,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:48:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,116 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,116 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,116 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,117 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:06,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:48:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,122 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,122 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:06,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:48:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,127 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:48:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,138 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:06,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:48:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,150 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,150 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,150 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,150 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:06,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:06,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-09-24 15:48:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:48:06,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:48:06,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:48:06,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,190 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,190 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,190 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,190 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-24 15:48:06,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:48:06,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:06,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-24 15:48:06,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:48:06,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,216 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,217 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,217 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,217 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-24 15:48:06,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:48:06,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,250 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,250 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:48:06,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:48:06,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:06,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-24 15:48:06,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,300 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,301 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,301 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,301 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:48:06,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:06,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:48:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,308 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,308 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:06,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-09-24 15:48:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:06,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-24 15:48:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:06,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:06,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:06,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-09-24 15:48:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,328 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,328 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,329 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:06,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:06,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:06,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-09-24 15:48:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:06,334 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:06,335 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:06,335 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:06,335 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:06,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:06,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:06,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:06,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:06,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:06,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:06,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:06,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:48:06,405 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1465026254] [2020-09-24 15:48:06,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:48:06,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-24 15:48:06,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117820420] [2020-09-24 15:48:06,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:48:06,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:48:06,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:48:06,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:48:06,414 INFO L87 Difference]: Start difference. First operand 712 states and 790 transitions. Second operand 11 states. [2020-09-24 15:48:07,794 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:08,144 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:48:08,481 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:48:08,812 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:09,128 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:48:09,422 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:11,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:48:11,632 INFO L93 Difference]: Finished difference Result 1629 states and 1974 transitions. [2020-09-24 15:48:11,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-24 15:48:11,633 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 214 [2020-09-24 15:48:11,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:48:11,641 INFO L225 Difference]: With dead ends: 1629 [2020-09-24 15:48:11,641 INFO L226 Difference]: Without dead ends: 1027 [2020-09-24 15:48:11,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2020-09-24 15:48:11,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2020-09-24 15:48:11,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 708. [2020-09-24 15:48:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2020-09-24 15:48:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 784 transitions. [2020-09-24 15:48:11,757 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 784 transitions. Word has length 214 [2020-09-24 15:48:11,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:48:11,758 INFO L479 AbstractCegarLoop]: Abstraction has 708 states and 784 transitions. [2020-09-24 15:48:11,758 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:48:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 784 transitions. [2020-09-24 15:48:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-09-24 15:48:11,761 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:48:11,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:48:11,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:48:11,762 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:48:11,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:48:11,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1522790101, now seen corresponding path program 1 times [2020-09-24 15:48:11,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:48:11,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328506956] [2020-09-24 15:48:11,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:48:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:11,830 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:48:11,831 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -103 [2020-09-24 15:48:11,831 FATAL L256 erpolLogProxyWrapper]: Difference in width: 103 [2020-09-24 15:48:11,831 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:11,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-09-24 15:48:11,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:11,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:48:11,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:11,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:11,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 207 [2020-09-24 15:48:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:48:11,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,168 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:48:12,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:48:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,178 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,179 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,179 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,179 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:12,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:48:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,212 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,212 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,213 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,213 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:12,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:48:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,217 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,217 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,217 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,217 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:12,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:48:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,222 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,222 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,222 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:48:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,227 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:12,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:48:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,249 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:12,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:48:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,263 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,263 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,264 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,264 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:12,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-09-24 15:48:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,286 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,286 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,286 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:48:12,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-24 15:48:12,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:12,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,306 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,306 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,307 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,307 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:48:12,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-24 15:48:12,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,318 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,319 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,319 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,319 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:48:12,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-24 15:48:12,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,330 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,330 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,330 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,331 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:48:12,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,343 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,343 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,343 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:48:12,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:12,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:12,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:48:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,353 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:12,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:48:12,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:48:12,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-24 15:48:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,373 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,373 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,374 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:12,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:12,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:12,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-09-24 15:48:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,382 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,382 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:12,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:12,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:12,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:12,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-09-24 15:48:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:12,391 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:12,392 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:12,392 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:12,392 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:12,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:12,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:12,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:48:12,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328506956] [2020-09-24 15:48:12,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:48:12,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-24 15:48:12,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95044163] [2020-09-24 15:48:12,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:48:12,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:48:12,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:48:12,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:48:12,467 INFO L87 Difference]: Start difference. First operand 708 states and 784 transitions. Second operand 11 states. [2020-09-24 15:48:14,272 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:48:15,351 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:15,707 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:48:16,110 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:16,473 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:48:16,819 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:17,964 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:48:18,337 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:48:19,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:48:19,243 INFO L93 Difference]: Finished difference Result 1626 states and 1931 transitions. [2020-09-24 15:48:19,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-24 15:48:19,243 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 215 [2020-09-24 15:48:19,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:48:19,250 INFO L225 Difference]: With dead ends: 1626 [2020-09-24 15:48:19,251 INFO L226 Difference]: Without dead ends: 1028 [2020-09-24 15:48:19,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=235, Invalid=577, Unknown=0, NotChecked=0, Total=812 [2020-09-24 15:48:19,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2020-09-24 15:48:19,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 708. [2020-09-24 15:48:19,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2020-09-24 15:48:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 775 transitions. [2020-09-24 15:48:19,343 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 775 transitions. Word has length 215 [2020-09-24 15:48:19,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:48:19,344 INFO L479 AbstractCegarLoop]: Abstraction has 708 states and 775 transitions. [2020-09-24 15:48:19,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:48:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 775 transitions. [2020-09-24 15:48:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-09-24 15:48:19,349 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:48:19,350 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:48:19,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:48:19,351 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:48:19,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:48:19,351 INFO L82 PathProgramCache]: Analyzing trace with hash -358742190, now seen corresponding path program 1 times [2020-09-24 15:48:19,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:48:19,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746586034] [2020-09-24 15:48:19,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:48:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,432 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,432 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,432 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,433 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 351 [2020-09-24 15:48:19,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-24 15:48:19,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:48:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-24 15:48:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-09-24 15:48:19,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,790 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:48:19,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:48:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,828 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,829 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,829 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,829 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:19,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:48:19,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-24 15:48:19,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:48:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,879 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,879 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,879 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:19,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:48:19,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:48:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,884 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,884 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,884 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:19,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:48:19,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:48:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,892 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,892 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:19,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:19,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:48:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,899 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,900 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:19,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:48:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:19,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:48:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,914 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,914 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,914 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,914 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:19,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:48:19,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:48:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,928 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,928 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,928 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,928 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:19,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:48:19,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:48:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,954 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,955 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,955 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,955 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:19,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 15:48:19,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:19,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:19,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:19,991 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:19,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:19,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:48:19,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:19,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:19,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:19,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:19,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:19,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:19,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:19,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,001 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,001 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,001 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:48:20,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,011 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,011 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:48:20,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,022 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,022 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:48:20,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,029 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:48:20,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:48:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,042 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,042 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:20,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:48:20,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-24 15:48:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,059 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,059 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,060 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-24 15:48:20,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:48:20,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-24 15:48:20,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,155 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,155 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,155 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:20,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:20,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:48:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:48:20,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-24 15:48:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,197 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,197 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,197 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,197 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:20,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 15:48:20,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:48:20,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-24 15:48:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,209 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,210 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:20,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:20,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:48:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-24 15:48:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,221 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,221 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,221 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,221 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-24 15:48:20,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-09-24 15:48:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,228 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,228 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,228 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,228 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:48:20,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:48:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:20,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:48:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,239 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,239 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,239 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,239 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:20,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:20,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:20,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-24 15:48:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,244 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,244 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,244 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,244 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:20,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:20,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-09-24 15:48:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,249 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:20,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:20,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2020-09-24 15:48:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:20,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:20,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:20,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:20,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:20,338 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-09-24 15:48:20,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746586034] [2020-09-24 15:48:20,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:48:20,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-24 15:48:20,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608866557] [2020-09-24 15:48:20,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-24 15:48:20,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:48:20,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-24 15:48:20,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:48:20,340 INFO L87 Difference]: Start difference. First operand 708 states and 775 transitions. Second operand 13 states. [2020-09-24 15:48:20,980 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:21,960 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:48:23,557 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:48:23,884 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:48:24,239 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:48:24,921 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-24 15:48:25,259 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:48:25,872 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-24 15:48:26,188 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:48:26,566 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:48:26,938 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-24 15:48:27,267 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-24 15:48:30,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:48:30,652 INFO L93 Difference]: Finished difference Result 2506 states and 3086 transitions. [2020-09-24 15:48:30,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-09-24 15:48:30,653 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 286 [2020-09-24 15:48:30,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:48:30,668 INFO L225 Difference]: With dead ends: 2506 [2020-09-24 15:48:30,668 INFO L226 Difference]: Without dead ends: 1908 [2020-09-24 15:48:30,672 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=376, Invalid=1264, Unknown=0, NotChecked=0, Total=1640 [2020-09-24 15:48:30,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2020-09-24 15:48:30,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1295. [2020-09-24 15:48:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1295 states. [2020-09-24 15:48:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1416 transitions. [2020-09-24 15:48:30,918 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1416 transitions. Word has length 286 [2020-09-24 15:48:30,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:48:30,919 INFO L479 AbstractCegarLoop]: Abstraction has 1295 states and 1416 transitions. [2020-09-24 15:48:30,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-24 15:48:30,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1416 transitions. [2020-09-24 15:48:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-09-24 15:48:30,927 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:48:30,928 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:48:30,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:48:30,928 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:48:30,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:48:30,929 INFO L82 PathProgramCache]: Analyzing trace with hash -87363431, now seen corresponding path program 1 times [2020-09-24 15:48:30,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:48:30,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786340538] [2020-09-24 15:48:30,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:48:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,001 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:48:31,001 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -46 [2020-09-24 15:48:31,001 FATAL L256 erpolLogProxyWrapper]: Difference in width: 46 [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 358 [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:48:31,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-09-24 15:48:31,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-09-24 15:48:31,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,369 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:48:31,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:48:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,378 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:31,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:48:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,412 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,413 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,413 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,413 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:31,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:48:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,416 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,416 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,417 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,417 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:31,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:48:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,420 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,420 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,420 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,421 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:48:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,425 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:48:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:31,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:48:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,456 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,456 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,456 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,457 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:31,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:48:31,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:48:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,473 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,473 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,473 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:31,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:48:31,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-24 15:48:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,499 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,500 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,500 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,500 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:48:31,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-24 15:48:31,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,529 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,530 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,530 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,530 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:48:31,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,540 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:48:31,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:48:31,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,549 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,549 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,549 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,549 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:48:31,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,556 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,556 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,556 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:48:31,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,563 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,563 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,563 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,564 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:48:31,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:48:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,568 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,568 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,569 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,569 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:31,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-24 15:48:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,579 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,579 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,579 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,580 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-24 15:48:31,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:48:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,584 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,585 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,585 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,585 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-24 15:48:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,592 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,592 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,592 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,592 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:48:31,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-24 15:48:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,597 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,597 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,598 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,598 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:48:31,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:48:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-24 15:48:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,611 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,611 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:48:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-24 15:48:31,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:48:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,618 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:48:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,623 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,623 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,623 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:48:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,630 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,630 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,630 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,630 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:48:31,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:48:31,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-09-24 15:48:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,638 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,639 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,639 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,639 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:48:31,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-09-24 15:48:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,667 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:48:31,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:48:31,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-09-24 15:48:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:48:31,672 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:48:31,672 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:48:31,672 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:48:31,673 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:48:31,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:48:31,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:48:31,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:48:31,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:48:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:48:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:48:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:48:31,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0