/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=0.2 --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_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 03:58:47,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 03:58:47,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 03:58:48,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 03:58:48,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 03:58:48,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 03:58:48,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 03:58:48,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 03:58:48,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 03:58:48,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 03:58:48,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 03:58:48,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 03:58:48,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 03:58:48,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 03:58:48,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 03:58:48,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 03:58:48,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 03:58:48,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 03:58:48,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 03:58:48,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 03:58:48,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 03:58:48,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 03:58:48,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 03:58:48,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 03:58:48,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 03:58:48,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 03:58:48,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 03:58:48,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 03:58:48,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 03:58:48,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 03:58:48,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 03:58:48,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 03:58:48,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 03:58:48,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 03:58:48,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 03:58:48,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 03:58:48,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 03:58:48,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 03:58:48,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 03:58:48,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 03:58:48,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 03:58:48,047 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 03:58:48,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 03:58:48,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 03:58:48,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 03:58:48,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 03:58:48,090 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 03:58:48,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 03:58:48,090 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 03:58:48,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 03:58:48,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 03:58:48,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 03:58:48,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 03:58:48,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 03:58:48,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 03:58:48,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 03:58:48,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 03:58:48,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 03:58:48,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 03:58:48,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 03:58:48,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 03:58:48,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 03:58:48,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 03:58:48,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 03:58:48,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 03:58:48,097 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 03:58:48,097 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=0.2;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=0.2;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=0.2;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=0.2;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=0.2;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=0.2;log-additional-information=true; [2020-09-25 03:58:49,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 03:58:49,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 03:58:49,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 03:58:49,125 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 03:58:49,125 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 03:58:49,126 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-09-25 03:58:49,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebb894498/167ebb10ae1b4fdbaabfe7a53c8f5b94/FLAGe0aa9bf95 [2020-09-25 03:58:49,801 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 03:58:49,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-09-25 03:58:49,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebb894498/167ebb10ae1b4fdbaabfe7a53c8f5b94/FLAGe0aa9bf95 [2020-09-25 03:58:50,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebb894498/167ebb10ae1b4fdbaabfe7a53c8f5b94 [2020-09-25 03:58:50,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 03:58:50,109 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 03:58:50,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 03:58:50,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 03:58:50,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 03:58:50,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50, skipping insertion in model container [2020-09-25 03:58:50,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 03:58:50,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 03:58:50,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 03:58:50,632 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 03:58:50,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 03:58:50,864 INFO L208 MainTranslator]: Completed translation [2020-09-25 03:58:50,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50 WrapperNode [2020-09-25 03:58:50,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 03:58:50,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 03:58:50,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 03:58:50,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 03:58:50,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (1/1) ... [2020-09-25 03:58:50,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 03:58:50,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 03:58:50,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 03:58:50,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 03:58:50,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (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 03:58:51,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 03:58:51,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 03:58:51,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 03:58:51,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 03:58:51,053 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 03:58:51,053 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 03:58:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 03:58:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 03:58:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 03:58:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 03:58:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 03:58:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 03:58:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 03:58:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 03:58:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 03:58:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 03:58:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 03:58:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 03:58:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 03:58:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 03:58:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 03:58:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 03:58:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 03:58:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 03:58:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 03:58:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 03:58:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 03:58:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 03:58:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 03:58:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 03:58:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 03:58:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 03:58:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 03:58:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 03:58:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 03:58:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 03:58:52,323 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 03:58:52,323 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 03:58:52,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:58:52 BoogieIcfgContainer [2020-09-25 03:58:52,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 03:58:52,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 03:58:52,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 03:58:52,337 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 03:58:52,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 03:58:50" (1/3) ... [2020-09-25 03:58:52,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a44f21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:58:52, skipping insertion in model container [2020-09-25 03:58:52,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:58:50" (2/3) ... [2020-09-25 03:58:52,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a44f21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:58:52, skipping insertion in model container [2020-09-25 03:58:52,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:58:52" (3/3) ... [2020-09-25 03:58:52,342 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2020-09-25 03:58:52,355 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 03:58:52,368 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 03:58:52,393 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 03:58:52,430 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 03:58:52,431 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 03:58:52,431 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 03:58:52,431 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 03:58:52,431 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 03:58:52,431 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 03:58:52,432 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 03:58:52,432 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 03:58:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states. [2020-09-25 03:58:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 03:58:52,481 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 03:58:52,483 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 03:58:52,484 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 03:58:52,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 03:58:52,493 INFO L82 PathProgramCache]: Analyzing trace with hash 79669502, now seen corresponding path program 1 times [2020-09-25 03:58:52,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 03:58:52,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2006709597] [2020-09-25 03:58:52,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 03:58:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:53,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:53,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:54,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:55,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:56,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:57,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:57,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 03:58:57,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 03:58:57,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-09-25 03:58:57,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:57,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 03:58:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:57,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-25 03:58:58,418 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:58:58,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 03:58:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 03:58:58,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-09-25 03:58:58,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:58:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:58:58,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 03:58:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:58:58,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 03:58:58,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:58:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:58:58,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 03:58:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:58:58,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 03:58:58,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:58:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:58:58,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 03:58:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:58:58,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 03:58:58,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:58:58,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 03:58:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 03:58:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:58:58,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 03:58:58,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:58:58,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 03:58:58,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 03:58:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:58:58,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 03:58:58,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:58:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 03:58:58,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 03:58:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:58:58,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:58:58,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:58:58,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:58:58,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:58:58,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 03:58:58,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:58:58,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:58:58,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:58:58,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:58:58,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:58:58,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 03:58:58,815 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 03:58:58,816 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2006709597] [2020-09-25 03:58:58,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 03:58:58,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 03:58:58,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204426962] [2020-09-25 03:58:58,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 03:58:58,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 03:58:58,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 03:58:58,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 03:58:58,868 INFO L87 Difference]: Start difference. First operand 274 states. Second operand 3 states. [2020-09-25 03:59:00,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 03:59:00,537 INFO L93 Difference]: Finished difference Result 414 states and 500 transitions. [2020-09-25 03:59:00,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 03:59:00,539 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 03:59:00,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 03:59:00,570 INFO L225 Difference]: With dead ends: 414 [2020-09-25 03:59:00,570 INFO L226 Difference]: Without dead ends: 265 [2020-09-25 03:59:00,577 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 03:59:00,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-09-25 03:59:00,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 223. [2020-09-25 03:59:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-09-25 03:59:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 242 transitions. [2020-09-25 03:59:00,762 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 242 transitions. Word has length 142 [2020-09-25 03:59:00,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 03:59:00,764 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 242 transitions. [2020-09-25 03:59:00,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 03:59:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2020-09-25 03:59:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 03:59:00,781 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 03:59:00,782 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 03:59:00,782 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 03:59:00,782 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 03:59:00,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 03:59:00,783 INFO L82 PathProgramCache]: Analyzing trace with hash -177134221, now seen corresponding path program 1 times [2020-09-25 03:59:00,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 03:59:00,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [831821135] [2020-09-25 03:59:00,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 03:59:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:00,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:01,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:02,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:03,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:04,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:05,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:05,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 03:59:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 03:59:05,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-09-25 03:59:05,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:05,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 03:59:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 03:59:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 03:59:05,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,194 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:59:06,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 03:59:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 03:59:06,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-09-25 03:59:06,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:06,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 03:59:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:06,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:06,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:06,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 03:59:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:06,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 03:59:06,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:06,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 03:59:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:06,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 03:59:06,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 03:59:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:06,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:06,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:06,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 03:59:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:06,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 03:59:06,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:59:06,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 03:59:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:06,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:06,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:06,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:06,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:06,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:06,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:06,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:06,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:06,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:59:06,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:06,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:06,421 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 03:59:06,421 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [831821135] [2020-09-25 03:59:06,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 03:59:06,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 03:59:06,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134684023] [2020-09-25 03:59:06,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 03:59:06,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 03:59:06,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 03:59:06,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 03:59:06,429 INFO L87 Difference]: Start difference. First operand 223 states and 242 transitions. Second operand 4 states. [2020-09-25 03:59:07,088 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 03:59:07,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 03:59:07,877 INFO L93 Difference]: Finished difference Result 321 states and 363 transitions. [2020-09-25 03:59:07,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 03:59:07,878 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 03:59:07,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 03:59:07,883 INFO L225 Difference]: With dead ends: 321 [2020-09-25 03:59:07,883 INFO L226 Difference]: Without dead ends: 248 [2020-09-25 03:59:07,885 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 03:59:07,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-09-25 03:59:07,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 213. [2020-09-25 03:59:07,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-09-25 03:59:07,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 229 transitions. [2020-09-25 03:59:07,927 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 229 transitions. Word has length 143 [2020-09-25 03:59:07,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 03:59:07,928 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 229 transitions. [2020-09-25 03:59:07,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 03:59:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 229 transitions. [2020-09-25 03:59:07,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 03:59:07,930 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 03:59:07,930 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 03:59:07,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 03:59:07,931 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 03:59:07,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 03:59:07,931 INFO L82 PathProgramCache]: Analyzing trace with hash 680498528, now seen corresponding path program 1 times [2020-09-25 03:59:07,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 03:59:07,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [805477090] [2020-09-25 03:59:07,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 03:59:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:08,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:08,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:08,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:09,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 03:59:13,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 03:59:13,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-09-25 03:59:13,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 03:59:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 03:59:13,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 03:59:13,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,280 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:59:13,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 03:59:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 03:59:13,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-09-25 03:59:13,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 03:59:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:13,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 03:59:13,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 03:59:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:13,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:13,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 03:59:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:13,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 03:59:13,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 03:59:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:13,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 03:59:13,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 03:59:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 03:59:13,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 03:59:13,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 03:59:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 03:59:13,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 03:59:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:13,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:13,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:59:13,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 03:59:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:13,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:13,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:13,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:13,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:13,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:13,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:13,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:13,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:13,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 03:59:13,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:13,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:13,546 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 03:59:13,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [805477090] [2020-09-25 03:59:13,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 03:59:13,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 03:59:13,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146982516] [2020-09-25 03:59:13,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 03:59:13,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 03:59:13,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 03:59:13,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 03:59:13,549 INFO L87 Difference]: Start difference. First operand 213 states and 229 transitions. Second operand 5 states. [2020-09-25 03:59:14,055 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:15,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 03:59:15,608 INFO L93 Difference]: Finished difference Result 485 states and 568 transitions. [2020-09-25 03:59:15,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 03:59:15,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 03:59:15,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 03:59:15,615 INFO L225 Difference]: With dead ends: 485 [2020-09-25 03:59:15,615 INFO L226 Difference]: Without dead ends: 382 [2020-09-25 03:59:15,616 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 03:59:15,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-09-25 03:59:15,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 306. [2020-09-25 03:59:15,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-09-25 03:59:15,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 339 transitions. [2020-09-25 03:59:15,674 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 339 transitions. Word has length 156 [2020-09-25 03:59:15,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 03:59:15,675 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 339 transitions. [2020-09-25 03:59:15,675 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 03:59:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 339 transitions. [2020-09-25 03:59:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 03:59:15,677 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 03:59:15,678 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 03:59:15,678 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 03:59:15,678 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 03:59:15,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 03:59:15,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1977027375, now seen corresponding path program 1 times [2020-09-25 03:59:15,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 03:59:15,679 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236952312] [2020-09-25 03:59:15,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 03:59:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:15,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:16,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:16,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:17,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:20,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:20,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 03:59:20,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 03:59:20,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-09-25 03:59:20,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:20,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:20,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 03:59:20,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-09-25 03:59:20,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-25 03:59:20,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,075 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:59:21,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 03:59:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 03:59:21,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-09-25 03:59:21,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 03:59:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:21,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:21,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 03:59:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:21,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 03:59:21,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 03:59:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:21,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 03:59:21,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 03:59:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 03:59:21,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 03:59:21,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 03:59:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 03:59:21,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 03:59:21,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 03:59:21,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 03:59:21,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 03:59:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:21,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 03:59:21,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 03:59:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 03:59:21,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 03:59:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 03:59:21,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 03:59:21,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 03:59:21,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 03:59:21,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 03:59:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 03:59:21,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 03:59:21,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 03:59:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 03:59:21,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 03:59:21,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 03:59:21,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 03:59:21,357 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 03:59:21,358 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236952312] [2020-09-25 03:59:21,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 03:59:21,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 03:59:21,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233001861] [2020-09-25 03:59:21,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 03:59:21,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 03:59:21,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 03:59:21,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 03:59:21,362 INFO L87 Difference]: Start difference. First operand 306 states and 339 transitions. Second operand 9 states. [2020-09-25 03:59:22,055 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:23,369 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:23,682 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 03:59:23,990 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:24,336 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 03:59:24,653 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 03:59:24,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 03:59:24,913 INFO L93 Difference]: Finished difference Result 505 states and 592 transitions. [2020-09-25 03:59:24,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 03:59:24,914 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-25 03:59:24,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 03:59:24,916 INFO L225 Difference]: With dead ends: 505 [2020-09-25 03:59:24,916 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 03:59:24,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 03:59:24,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 03:59:24,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 03:59:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 03:59:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 03:59:24,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2020-09-25 03:59:24,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 03:59:24,924 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 03:59:24,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 03:59:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 03:59:24,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 03:59:24,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 03:59:24,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 03:59:25,121 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:25,281 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:25,442 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:25,571 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 03:59:25,735 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:25,893 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:26,042 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:26,376 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:26,704 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:27,027 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:27,260 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 03:59:27,421 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:27,526 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 6 [2020-09-25 03:59:27,676 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:27,996 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 03:59:28,305 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 03:59:28,615 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 03:59:28,756 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:59:28,905 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:29,055 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:29,203 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:29,351 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:29,500 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:29,649 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:29,792 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:29,941 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:30,086 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:30,235 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:30,384 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:30,531 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:30,681 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:30,824 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:30,973 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:31,122 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:31,275 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:31,419 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:31,577 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:31,825 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:32,137 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:32,451 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:32,764 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 03:59:33,002 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 03:59:33,151 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:33,295 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:33,453 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:33,602 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:33,750 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:33,900 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:34,002 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 03:59:34,165 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:34,314 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:34,466 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:34,718 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:34,863 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:35,012 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:35,163 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 03:59:35,313 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:35,462 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:35,610 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 03:59:35,719 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 03:59:36,097 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-09-25 03:59:36,269 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 03:59:36,473 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 03:59:36,874 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-09-25 03:59:37,093 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 03:59:37,303 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 03:59:37,491 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-09-25 03:59:37,758 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 03:59:38,137 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-09-25 03:59:38,343 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 03:59:38,648 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8