/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 enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 05:08:41,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:08:41,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:08:41,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:08:41,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:08:41,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:08:41,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:08:41,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:08:41,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:08:41,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:08:41,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:08:41,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:08:41,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:08:41,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:08:41,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:08:41,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:08:41,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:08:41,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:08:41,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:08:41,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:08:41,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:08:41,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:08:41,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:08:41,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:08:41,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:08:41,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:08:41,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:08:41,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:08:41,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:08:41,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:08:41,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:08:41,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:08:41,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:08:41,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:08:41,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:08:41,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:08:41,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:08:41,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:08:41,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:08:41,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:08:41,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:08:41,537 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 [2020-09-25 05:08:41,565 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:08:41,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:08:41,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:08:41,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:08:41,567 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:08:41,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:08:41,568 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 05:08:41,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:08:41,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 05:08:41,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:08:41,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:08:41,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:08:41,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:08:41,569 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 05:08:41,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:08:41,570 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:08:41,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:08:41,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:08:41,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:08:41,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:08:41,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:08:41,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:08:41,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:08:41,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:08:41,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:08:41,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:08:41,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:08:41,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:08:41,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:08:41,573 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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-09-25 05:08:42,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:08:42,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:08:42,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:08:42,086 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:08:42,087 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:08:42,088 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-09-25 05:08:42,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b5ed8ba7/d17e4d46c67342048ae41c2be82202aa/FLAG969a5348e [2020-09-25 05:08:42,792 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:08:42,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-09-25 05:08:42,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b5ed8ba7/d17e4d46c67342048ae41c2be82202aa/FLAG969a5348e [2020-09-25 05:08:43,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0b5ed8ba7/d17e4d46c67342048ae41c2be82202aa [2020-09-25 05:08:43,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:08:43,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:08:43,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:08:43,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:08:43,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:08:43,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a69fec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43, skipping insertion in model container [2020-09-25 05:08:43,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:08:43,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:08:43,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:08:43,686 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:08:43,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:08:43,853 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:08:43,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43 WrapperNode [2020-09-25 05:08:43,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:08:43,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:08:43,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:08:43,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:08:43,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (1/1) ... [2020-09-25 05:08:43,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:08:43,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:08:43,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:08:43,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:08:43,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (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 [2020-09-25 05:08:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:08:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:08:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 05:08:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 05:08:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 05:08:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 05:08:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 05:08:44,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 05:08:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 05:08:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 05:08:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 05:08:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 05:08:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 05:08:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 05:08:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 05:08:44,091 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-25 05:08:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 05:08:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 05:08:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 05:08:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 05:08:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:08:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 05:08:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 05:08:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 05:08:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 05:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 05:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 05:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 05:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 05:08:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 05:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 05:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 05:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-25 05:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 05:08:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 05:08:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 05:08:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 05:08:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 05:08:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 05:08:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 05:08:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 05:08:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 05:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 05:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 05:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 05:08:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:08:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 05:08:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 05:08:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 05:08:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 05:08:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 05:08:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 05:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 05:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 05:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 05:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-25 05:08:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 05:08:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 05:08:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 05:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 05:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 05:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 05:08:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 05:08:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 05:08:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:08:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 05:08:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:08:45,415 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:08:45,416 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 05:08:45,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:45 BoogieIcfgContainer [2020-09-25 05:08:45,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:08:45,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:08:45,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:08:45,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:08:45,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:08:43" (1/3) ... [2020-09-25 05:08:45,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d86af3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:08:45, skipping insertion in model container [2020-09-25 05:08:45,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:43" (2/3) ... [2020-09-25 05:08:45,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d86af3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:08:45, skipping insertion in model container [2020-09-25 05:08:45,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:45" (3/3) ... [2020-09-25 05:08:45,439 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-09-25 05:08:45,452 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:08:45,469 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:08:45,495 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:08:45,537 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:08:45,538 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:08:45,538 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:08:45,538 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:08:45,538 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:08:45,539 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:08:45,540 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:08:45,540 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:08:45,584 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states. [2020-09-25 05:08:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 05:08:45,623 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:08:45,625 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] [2020-09-25 05:08:45,626 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:08:45,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:08:45,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1070774574, now seen corresponding path program 1 times [2020-09-25 05:08:45,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:08:45,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [865141527] [2020-09-25 05:08:45,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:08:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:46,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:46,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:47,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:48,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 05:08:51,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:08:51,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-09-25 05:08:51,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 05:08:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 05:08:51,546 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:51,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:08:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:08:51,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-09-25 05:08:51,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:08:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:51,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:51,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:08:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:51,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:51,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:08:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:51,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 05:08:51,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:51,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:08:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:51,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:51,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:51,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 05:08:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:51,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 05:08:51,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:51,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:08:51,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 05:08:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:51,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:51,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:51,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:51,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:51,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:51,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:51,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:51,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:51,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:08:51,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [865141527] [2020-09-25 05:08:51,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:08:51,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 05:08:51,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608146979] [2020-09-25 05:08:51,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 05:08:51,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:08:51,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 05:08:51,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 05:08:51,862 INFO L87 Difference]: Start difference. First operand 315 states. Second operand 3 states. [2020-09-25 05:08:53,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:08:53,262 INFO L93 Difference]: Finished difference Result 478 states and 575 transitions. [2020-09-25 05:08:53,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 05:08:53,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 05:08:53,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:08:53,285 INFO L225 Difference]: With dead ends: 478 [2020-09-25 05:08:53,286 INFO L226 Difference]: Without dead ends: 298 [2020-09-25 05:08:53,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 05:08:53,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-09-25 05:08:53,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 254. [2020-09-25 05:08:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-09-25 05:08:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 278 transitions. [2020-09-25 05:08:53,407 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 278 transitions. Word has length 142 [2020-09-25 05:08:53,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:08:53,408 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 278 transitions. [2020-09-25 05:08:53,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 05:08:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 278 transitions. [2020-09-25 05:08:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 05:08:53,413 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:08:53,413 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] [2020-09-25 05:08:53,414 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:08:53,414 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:08:53,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:08:53,414 INFO L82 PathProgramCache]: Analyzing trace with hash -765681893, now seen corresponding path program 1 times [2020-09-25 05:08:53,415 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:08:53,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [390318082] [2020-09-25 05:08:53,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:08:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:53,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:53,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:55,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:55,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:56,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 05:08:58,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 05:08:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-09-25 05:08:58,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:58,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 05:08:58,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 05:08:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,823 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:58,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:08:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:58,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:08:58,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-09-25 05:08:58,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:58,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:08:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:58,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:58,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:58,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:58,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:58,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:08:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:58,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:58,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:58,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:58,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:08:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:58,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:58,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:08:58,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:58,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:08:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:58,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:58,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:58,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:58,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:58,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:58,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:58,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:58,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:58,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 05:08:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:59,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:59,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:59,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:59,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:59,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:59,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:59,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:59,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:59,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:59,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 05:08:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:59,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:59,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:59,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:59,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:59,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:59,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:59,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:59,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:08:59,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [390318082] [2020-09-25 05:08:59,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:08:59,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 05:08:59,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966943030] [2020-09-25 05:08:59,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 05:08:59,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:08:59,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 05:08:59,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 05:08:59,041 INFO L87 Difference]: Start difference. First operand 254 states and 278 transitions. Second operand 4 states. [2020-09-25 05:08:59,699 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:00,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:09:00,768 INFO L93 Difference]: Finished difference Result 385 states and 438 transitions. [2020-09-25 05:09:00,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 05:09:00,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 05:09:00,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:09:00,774 INFO L225 Difference]: With dead ends: 385 [2020-09-25 05:09:00,774 INFO L226 Difference]: Without dead ends: 281 [2020-09-25 05:09:00,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 05:09:00,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2020-09-25 05:09:00,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 244. [2020-09-25 05:09:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-09-25 05:09:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 265 transitions. [2020-09-25 05:09:00,824 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 265 transitions. Word has length 143 [2020-09-25 05:09:00,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:09:00,824 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 265 transitions. [2020-09-25 05:09:00,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 05:09:00,825 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 265 transitions. [2020-09-25 05:09:00,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 05:09:00,827 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:09:00,827 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] [2020-09-25 05:09:00,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 05:09:00,828 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:09:00,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:09:00,828 INFO L82 PathProgramCache]: Analyzing trace with hash -2036624560, now seen corresponding path program 1 times [2020-09-25 05:09:00,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:09:00,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1623808464] [2020-09-25 05:09:00,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:09:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:00,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:01,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:01,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:02,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:05,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:05,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 05:09:05,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:09:05,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-09-25 05:09:05,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:05,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:09:05,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 05:09:05,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 05:09:05,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,196 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:09:06,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:09:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:09:06,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-09-25 05:09:06,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:09:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:06,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:09:06,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:09:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:06,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:09:06,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:09:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:06,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:09:06,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:09:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:06,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:09:06,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 05:09:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:09:06,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:09:06,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:09:06,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:06,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 05:09:06,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 05:09:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:06,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:09:06,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:09:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 05:09:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:06,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:06,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:06,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:06,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:06,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:09:06,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:06,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:06,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:06,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:09:06,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:06,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:09:06,481 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1623808464] [2020-09-25 05:09:06,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:09:06,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 05:09:06,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589241554] [2020-09-25 05:09:06,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 05:09:06,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:09:06,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 05:09:06,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 05:09:06,486 INFO L87 Difference]: Start difference. First operand 244 states and 265 transitions. Second operand 5 states. [2020-09-25 05:09:07,039 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:09:08,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:09:08,992 INFO L93 Difference]: Finished difference Result 582 states and 682 transitions. [2020-09-25 05:09:08,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 05:09:08,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 05:09:08,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:09:09,005 INFO L225 Difference]: With dead ends: 582 [2020-09-25 05:09:09,006 INFO L226 Difference]: Without dead ends: 448 [2020-09-25 05:09:09,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 05:09:09,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2020-09-25 05:09:09,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 368. [2020-09-25 05:09:09,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-09-25 05:09:09,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 411 transitions. [2020-09-25 05:09:09,094 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 411 transitions. Word has length 156 [2020-09-25 05:09:09,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:09:09,095 INFO L479 AbstractCegarLoop]: Abstraction has 368 states and 411 transitions. [2020-09-25 05:09:09,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 05:09:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 411 transitions. [2020-09-25 05:09:09,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 05:09:09,098 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:09:09,098 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] [2020-09-25 05:09:09,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 05:09:09,099 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:09:09,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:09:09,099 INFO L82 PathProgramCache]: Analyzing trace with hash 192593141, now seen corresponding path program 1 times [2020-09-25 05:09:09,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:09:09,100 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [349478749] [2020-09-25 05:09:09,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:09:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:09,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:09,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:10,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:12,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 05:09:14,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-09-25 05:09:14,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 05:09:14,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:14,576 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:09:14,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:09:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:09:14,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-09-25 05:09:14,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:14,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:14,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:14,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:09:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:14,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:09:14,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:14,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:14,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:09:14,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:09:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:14,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:14,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:09:14,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:09:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:14,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:09:14,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:14,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:14,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:09:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:09:14,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:09:14,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:09:14,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:09:14,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:09:14,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 05:09:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:09:14,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 05:09:14,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:09:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 05:09:14,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:09:14,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 05:09:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:14,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:09:14,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:09:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:09:14,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:09:14,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 05:09:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:09:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:09:14,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:09:14,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:09:14,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:09:14,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 05:09:14,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:09:14,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:09:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 05:09:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:09:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:09:14,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:09:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:09:14,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [349478749] [2020-09-25 05:09:14,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:09:14,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 05:09:14,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450781138] [2020-09-25 05:09:14,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 05:09:14,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:09:14,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 05:09:14,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 05:09:14,837 INFO L87 Difference]: Start difference. First operand 368 states and 411 transitions. Second operand 9 states. [2020-09-25 05:09:15,378 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:16,578 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:16,896 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 05:09:17,242 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 05:09:17,568 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 05:09:17,838 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 05:09:18,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:09:18,046 INFO L93 Difference]: Finished difference Result 577 states and 678 transitions. [2020-09-25 05:09:18,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 05:09:18,046 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-25 05:09:18,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:09:18,048 INFO L225 Difference]: With dead ends: 577 [2020-09-25 05:09:18,048 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 05:09:18,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 05:09:18,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 05:09:18,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 05:09:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 05:09:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 05:09:18,051 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2020-09-25 05:09:18,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:09:18,051 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 05:09:18,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 05:09:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 05:09:18,052 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 05:09:18,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 05:09:18,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 05:09:18,238 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:18,405 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:18,527 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 05:09:18,687 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:18,844 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:19,007 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:19,170 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:19,286 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 05:09:19,613 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:19,937 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:20,192 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 05:09:20,508 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:20,765 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:20,919 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:21,074 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:21,370 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:09:21,665 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:09:21,961 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:09:22,104 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:09:22,257 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:22,412 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:22,565 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:22,714 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:22,868 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:23,025 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:23,183 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:23,338 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:23,487 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:23,641 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:23,796 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:23,948 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:24,098 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:24,250 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:24,404 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:24,569 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:24,718 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:24,873 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:25,026 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:25,283 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 7 [2020-09-25 05:09:25,439 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:25,591 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:25,746 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:25,898 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:26,155 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:26,307 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:26,461 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:26,777 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:27,092 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:27,332 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 05:09:27,648 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:09:27,805 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:27,974 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:28,123 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:28,272 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:28,425 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:28,585 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:28,741 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:28,894 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:29,144 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:29,297 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:29,449 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:29,597 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:09:29,750 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:09:30,239 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 05:09:30,480 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:09:30,709 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:09:31,184 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 05:09:31,447 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:09:31,687 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:09:31,842 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-09-25 05:09:32,078 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:09:32,306 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:09:32,742 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 05:09:32,979 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:09:33,191 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1