/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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 04:00:22,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 04:00:22,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 04:00:22,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 04:00:22,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 04:00:22,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 04:00:22,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 04:00:22,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 04:00:22,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 04:00:22,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 04:00:22,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 04:00:22,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 04:00:22,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 04:00:22,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 04:00:22,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 04:00:22,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 04:00:22,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 04:00:22,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 04:00:22,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 04:00:22,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 04:00:22,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 04:00:22,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 04:00:22,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 04:00:22,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 04:00:22,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 04:00:22,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 04:00:22,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 04:00:22,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 04:00:22,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 04:00:22,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 04:00:22,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 04:00:22,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 04:00:22,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 04:00:22,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 04:00:22,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 04:00:22,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 04:00:22,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 04:00:22,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 04:00:22,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 04:00:22,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 04:00:22,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 04:00:22,872 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 04:00:22,917 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 04:00:22,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 04:00:22,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 04:00:22,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 04:00:22,920 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 04:00:22,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 04:00:22,921 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 04:00:22,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 04:00:22,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 04:00:22,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 04:00:22,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 04:00:22,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 04:00:22,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 04:00:22,923 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 04:00:22,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 04:00:22,924 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 04:00:22,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 04:00:22,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 04:00:22,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 04:00:22,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 04:00:22,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 04:00:22,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 04:00:22,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 04:00:22,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 04:00:22,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 04:00:22,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 04:00:22,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 04:00:22,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 04:00:22,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 04:00:22,929 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 04:00:23,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 04:00:23,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 04:00:23,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 04:00:23,471 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 04:00:23,472 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 04:00:23,473 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-09-25 04:00:23,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a29ee4f38/1bf39a4a27ab45d8b9e15189327917fd/FLAG8f0862434 [2020-09-25 04:00:24,191 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 04:00:24,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-09-25 04:00:24,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a29ee4f38/1bf39a4a27ab45d8b9e15189327917fd/FLAG8f0862434 [2020-09-25 04:00:24,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a29ee4f38/1bf39a4a27ab45d8b9e15189327917fd [2020-09-25 04:00:24,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 04:00:24,474 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 04:00:24,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 04:00:24,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 04:00:24,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 04:00:24,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:00:24" (1/1) ... [2020-09-25 04:00:24,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d96e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:24, skipping insertion in model container [2020-09-25 04:00:24,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:00:24" (1/1) ... [2020-09-25 04:00:24,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 04:00:24,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 04:00:25,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 04:00:25,134 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 04:00:25,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 04:00:25,278 INFO L208 MainTranslator]: Completed translation [2020-09-25 04:00:25,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25 WrapperNode [2020-09-25 04:00:25,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 04:00:25,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 04:00:25,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 04:00:25,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 04:00:25,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (1/1) ... [2020-09-25 04:00:25,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 04:00:25,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 04:00:25,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 04:00:25,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 04:00:25,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (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 04:00:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 04:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 04:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 04:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 04:00:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 04:00:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 04:00:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 04:00:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 04:00:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 04:00:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 04:00:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 04:00:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 04:00:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 04:00:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 04:00:25,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 04:00:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-25 04:00:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 04:00:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 04:00:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 04:00:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 04:00:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 04:00:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 04:00:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 04:00:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 04:00:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 04:00:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 04:00:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 04:00:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 04:00:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 04:00:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 04:00:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 04:00:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 04:00:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 04:00:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 04:00:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 04:00:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 04:00:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 04:00:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 04:00:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 04:00:26,770 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 04:00:26,770 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 04:00:26,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:00:26 BoogieIcfgContainer [2020-09-25 04:00:26,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 04:00:26,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 04:00:26,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 04:00:26,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 04:00:26,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 04:00:24" (1/3) ... [2020-09-25 04:00:26,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6fd8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:00:26, skipping insertion in model container [2020-09-25 04:00:26,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:00:25" (2/3) ... [2020-09-25 04:00:26,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6fd8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:00:26, skipping insertion in model container [2020-09-25 04:00:26,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:00:26" (3/3) ... [2020-09-25 04:00:26,789 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-09-25 04:00:26,803 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 04:00:26,816 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 04:00:26,841 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 04:00:26,878 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 04:00:26,879 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 04:00:26,879 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 04:00:26,879 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 04:00:26,879 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 04:00:26,879 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 04:00:26,880 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 04:00:26,880 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 04:00:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states. [2020-09-25 04:00:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 04:00:26,964 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:00:26,966 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 04:00:26,966 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:00:26,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:00:26,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1070774574, now seen corresponding path program 1 times [2020-09-25 04:00:26,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:00:26,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39533455] [2020-09-25 04:00:26,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:00:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:27,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:27,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:29,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:30,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:32,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:32,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 04:00:32,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 04:00:32,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-09-25 04:00:32,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:32,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:32,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:32,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 04:00:32,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:32,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-09-25 04:00:32,903 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:00:32,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:00:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:32,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 04:00:33,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-09-25 04:00:33,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:33,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 04:00:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:33,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 04:00:33,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:33,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 04:00:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:33,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 04:00:33,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 04:00:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:33,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 04:00:33,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:00:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:33,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:00:33,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:33,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 04:00:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:33,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:00:33,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 04:00:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:33,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:33,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:33,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:33,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:00:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:33,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:33,237 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 04:00:33,238 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [39533455] [2020-09-25 04:00:33,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:00:33,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 04:00:33,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592497315] [2020-09-25 04:00:33,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 04:00:33,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:00:33,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 04:00:33,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 04:00:33,276 INFO L87 Difference]: Start difference. First operand 315 states. Second operand 3 states. [2020-09-25 04:00:34,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:00:34,740 INFO L93 Difference]: Finished difference Result 478 states and 575 transitions. [2020-09-25 04:00:34,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 04:00:34,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 04:00:34,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:00:34,762 INFO L225 Difference]: With dead ends: 478 [2020-09-25 04:00:34,763 INFO L226 Difference]: Without dead ends: 298 [2020-09-25 04:00:34,769 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 04:00:34,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-09-25 04:00:34,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 254. [2020-09-25 04:00:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-09-25 04:00:34,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 278 transitions. [2020-09-25 04:00:34,900 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 278 transitions. Word has length 142 [2020-09-25 04:00:34,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:00:34,902 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 278 transitions. [2020-09-25 04:00:34,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 04:00:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 278 transitions. [2020-09-25 04:00:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 04:00:34,910 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:00:34,910 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 04:00:34,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 04:00:34,911 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:00:34,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:00:34,912 INFO L82 PathProgramCache]: Analyzing trace with hash -765681893, now seen corresponding path program 1 times [2020-09-25 04:00:34,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:00:34,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548465452] [2020-09-25 04:00:34,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:00:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:35,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:35,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:36,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:37,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:38,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:39,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:39,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 04:00:39,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 04:00:39,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-09-25 04:00:39,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:39,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:39,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:00:39,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 04:00:39,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 04:00:39,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,311 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:00:40,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:00:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 04:00:40,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-09-25 04:00:40,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 04:00:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:40,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:00:40,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 04:00:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:40,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:00:40,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 04:00:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:40,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 04:00:40,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:40,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:00:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:40,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:00:40,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 04:00:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:40,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:00:40,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 04:00:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:40,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:40,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:40,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:40,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:40,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:40,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:40,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:40,545 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 04:00:40,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1548465452] [2020-09-25 04:00:40,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:00:40,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 04:00:40,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749780432] [2020-09-25 04:00:40,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 04:00:40,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:00:40,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 04:00:40,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 04:00:40,554 INFO L87 Difference]: Start difference. First operand 254 states and 278 transitions. Second operand 4 states. [2020-09-25 04:00:41,198 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 04:00:42,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:00:42,274 INFO L93 Difference]: Finished difference Result 385 states and 438 transitions. [2020-09-25 04:00:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 04:00:42,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 04:00:42,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:00:42,279 INFO L225 Difference]: With dead ends: 385 [2020-09-25 04:00:42,280 INFO L226 Difference]: Without dead ends: 281 [2020-09-25 04:00:42,282 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 04:00:42,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2020-09-25 04:00:42,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 244. [2020-09-25 04:00:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-09-25 04:00:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 265 transitions. [2020-09-25 04:00:42,328 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 265 transitions. Word has length 143 [2020-09-25 04:00:42,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:00:42,329 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 265 transitions. [2020-09-25 04:00:42,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 04:00:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 265 transitions. [2020-09-25 04:00:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 04:00:42,331 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:00:42,332 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 04:00:42,332 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 04:00:42,332 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:00:42,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:00:42,332 INFO L82 PathProgramCache]: Analyzing trace with hash -2036624560, now seen corresponding path program 1 times [2020-09-25 04:00:42,333 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:00:42,333 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1188668679] [2020-09-25 04:00:42,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:00:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:42,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:42,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:43,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:43,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 04:00:47,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 04:00:47,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-09-25 04:00:47,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:00:47,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 04:00:47,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 04:00:47,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:47,786 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:00:47,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:00:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:47,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 04:00:47,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:47,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-09-25 04:00:47,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:47,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:47,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 04:00:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:47,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:47,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:47,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:47,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:47,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:47,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:47,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:47,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 04:00:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:47,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:47,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:47,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:47,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:47,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:47,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:47,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:47,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 04:00:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:47,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:47,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:47,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 04:00:47,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:47,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:47,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:00:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:47,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:47,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:47,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:47,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:47,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:47,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:47,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:48,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:48,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:48,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:48,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 04:00:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:48,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:48,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:48,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 04:00:48,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:48,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 04:00:48,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:48,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:00:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:48,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 04:00:48,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 04:00:48,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 04:00:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:48,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:48,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:48,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:48,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:48,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 04:00:48,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:48,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:48,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:48,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:48,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 04:00:48,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 04:00:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:48,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:48,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:48,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:48,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:48,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:00:48,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:48,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:48,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:48,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 04:00:48,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:48,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:48,106 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 04:00:48,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1188668679] [2020-09-25 04:00:48,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:00:48,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 04:00:48,108 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973460861] [2020-09-25 04:00:48,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 04:00:48,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:00:48,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 04:00:48,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 04:00:48,111 INFO L87 Difference]: Start difference. First operand 244 states and 265 transitions. Second operand 5 states. [2020-09-25 04:00:48,662 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:00:50,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:00:50,610 INFO L93 Difference]: Finished difference Result 582 states and 682 transitions. [2020-09-25 04:00:50,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 04:00:50,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 04:00:50,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:00:50,617 INFO L225 Difference]: With dead ends: 582 [2020-09-25 04:00:50,617 INFO L226 Difference]: Without dead ends: 448 [2020-09-25 04:00:50,619 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 04:00:50,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2020-09-25 04:00:50,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 368. [2020-09-25 04:00:50,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-09-25 04:00:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 411 transitions. [2020-09-25 04:00:50,691 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 411 transitions. Word has length 156 [2020-09-25 04:00:50,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:00:50,692 INFO L479 AbstractCegarLoop]: Abstraction has 368 states and 411 transitions. [2020-09-25 04:00:50,692 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 04:00:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 411 transitions. [2020-09-25 04:00:50,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 04:00:50,696 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:00:50,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 04:00:50,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 04:00:50,696 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:00:50,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:00:50,697 INFO L82 PathProgramCache]: Analyzing trace with hash 192593141, now seen corresponding path program 1 times [2020-09-25 04:00:50,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:00:50,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172277269] [2020-09-25 04:00:50,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:00:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:50,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:51,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:51,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:55,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:55,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 04:00:55,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-09-25 04:00:55,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-25 04:00:55,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 04:00:56,176 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:00:56,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:00:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 04:00:56,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-09-25 04:00:56,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 04:00:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:56,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:56,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 04:00:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:56,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:56,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 04:00:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:56,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 04:00:56,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:00:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:00:56,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:56,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 04:00:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 04:00:56,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:00:56,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:00:56,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:00:56,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 04:00:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:56,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 04:00:56,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:00:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 04:00:56,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 04:00:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:00:56,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:00:56,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:00:56,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 04:00:56,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:00:56,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 04:00:56,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:00:56,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:00:56,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 04:00:56,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:00:56,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 04:00:56,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:00:56,521 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 04:00:56,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172277269] [2020-09-25 04:00:56,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:00:56,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 04:00:56,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045503715] [2020-09-25 04:00:56,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 04:00:56,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:00:56,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 04:00:56,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 04:00:56,524 INFO L87 Difference]: Start difference. First operand 368 states and 411 transitions. Second operand 9 states. [2020-09-25 04:00:57,069 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:00:58,231 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:00:58,566 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 04:00:58,875 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:00:59,205 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 04:00:59,518 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 04:00:59,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:00:59,743 INFO L93 Difference]: Finished difference Result 577 states and 678 transitions. [2020-09-25 04:00:59,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 04:00:59,744 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-25 04:00:59,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:00:59,746 INFO L225 Difference]: With dead ends: 577 [2020-09-25 04:00:59,746 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 04:00:59,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 04:00:59,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 04:00:59,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 04:00:59,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 04:00:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 04:00:59,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2020-09-25 04:00:59,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:00:59,749 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 04:00:59,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 04:00:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 04:00:59,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 04:00:59,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 04:00:59,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 04:00:59,982 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:00,145 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:00,278 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 04:01:00,433 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:00,583 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:00,736 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:00,892 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:01,006 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 04:01:01,320 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:01,631 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:01,869 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 04:01:02,185 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:02,303 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 04:01:02,449 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:02,603 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:02,751 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:03,042 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 04:01:03,333 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 04:01:03,625 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 04:01:03,769 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:01:03,919 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:04,068 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:04,216 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:04,360 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:04,511 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:04,663 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:04,807 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:04,957 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:05,101 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:05,250 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:05,399 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:05,547 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:05,692 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:05,840 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:05,988 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:06,146 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:06,290 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:06,438 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:06,586 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:06,833 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 6 [2020-09-25 04:01:06,986 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:07,134 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:07,285 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:07,439 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:07,693 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:07,843 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:07,992 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:08,304 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:08,624 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:08,860 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 04:01:09,175 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 04:01:09,328 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:09,486 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:09,630 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:09,774 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:09,922 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:10,076 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:10,235 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:10,383 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:10,631 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:10,779 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:10,927 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:11,070 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 04:01:11,219 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 04:01:11,633 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-09-25 04:01:11,848 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 04:01:12,052 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 04:01:12,521 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-09-25 04:01:12,741 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 04:01:12,963 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 04:01:13,152 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-09-25 04:01:13,370 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 04:01:13,531 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 04:01:13,958 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-09-25 04:01:14,173 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 04:01:14,375 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1