/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=0.8 --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_spec4_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 07:34:52,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 07:34:52,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 07:34:52,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 07:34:52,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 07:34:52,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 07:34:52,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 07:34:52,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 07:34:52,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 07:34:52,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 07:34:52,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 07:34:52,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 07:34:52,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 07:34:52,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 07:34:52,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 07:34:52,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 07:34:52,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 07:34:52,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 07:34:52,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 07:34:52,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 07:34:52,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 07:34:52,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 07:34:52,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 07:34:52,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 07:34:52,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 07:34:52,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 07:34:52,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 07:34:52,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 07:34:52,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 07:34:52,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 07:34:52,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 07:34:52,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 07:34:52,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 07:34:52,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 07:34:52,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 07:34:52,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 07:34:52,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 07:34:52,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 07:34:52,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 07:34:52,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 07:34:52,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 07:34:52,463 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 07:34:52,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 07:34:52,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 07:34:52,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 07:34:52,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 07:34:52,504 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 07:34:52,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 07:34:52,504 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 07:34:52,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 07:34:52,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 07:34:52,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 07:34:52,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 07:34:52,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 07:34:52,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 07:34:52,508 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 07:34:52,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 07:34:52,508 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 07:34:52,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 07:34:52,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 07:34:52,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 07:34:52,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 07:34:52,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 07:34:52,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 07:34:52,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 07:34:52,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 07:34:52,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 07:34:52,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 07:34:52,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 07:34:52,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 07:34:52,511 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 07:34:52,512 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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;log-additional-information=true; [2020-09-25 07:34:52,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 07:34:52,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 07:34:52,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 07:34:52,976 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 07:34:52,977 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 07:34:52,978 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2020-09-25 07:34:53,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56b5729cc/d08c85333ccc4a1c8c37e57524580a15/FLAGc3a1d26b1 [2020-09-25 07:34:53,726 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 07:34:53,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2020-09-25 07:34:53,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56b5729cc/d08c85333ccc4a1c8c37e57524580a15/FLAGc3a1d26b1 [2020-09-25 07:34:53,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56b5729cc/d08c85333ccc4a1c8c37e57524580a15 [2020-09-25 07:34:53,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 07:34:53,976 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 07:34:53,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 07:34:53,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 07:34:53,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 07:34:53,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:34:53" (1/1) ... [2020-09-25 07:34:53,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437c5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:53, skipping insertion in model container [2020-09-25 07:34:53,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:34:53" (1/1) ... [2020-09-25 07:34:54,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 07:34:54,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 07:34:54,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:34:54,591 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 07:34:54,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:34:54,700 INFO L208 MainTranslator]: Completed translation [2020-09-25 07:34:54,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54 WrapperNode [2020-09-25 07:34:54,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 07:34:54,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 07:34:54,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 07:34:54,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 07:34:54,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (1/1) ... [2020-09-25 07:34:54,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 07:34:54,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 07:34:54,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 07:34:54,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 07:34:54,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (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 07:34:54,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 07:34:54,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 07:34:54,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 07:34:54,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 07:34:54,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 07:34:54,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 07:34:54,881 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 07:34:54,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 07:34:54,881 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 07:34:54,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 07:34:54,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 07:34:54,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 07:34:54,882 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 07:34:54,882 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 07:34:54,882 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 07:34:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 07:34:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 07:34:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 07:34:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 07:34:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 07:34:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 07:34:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 07:34:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 07:34:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 07:34:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 07:34:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 07:34:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 07:34:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 07:34:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 07:34:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 07:34:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 07:34:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 07:34:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 07:34:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 07:34:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 07:34:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 07:34:56,098 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 07:34:56,098 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 07:34:56,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:34:56 BoogieIcfgContainer [2020-09-25 07:34:56,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 07:34:56,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 07:34:56,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 07:34:56,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 07:34:56,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 07:34:53" (1/3) ... [2020-09-25 07:34:56,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6209d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:34:56, skipping insertion in model container [2020-09-25 07:34:56,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:54" (2/3) ... [2020-09-25 07:34:56,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6209d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:34:56, skipping insertion in model container [2020-09-25 07:34:56,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:34:56" (3/3) ... [2020-09-25 07:34:56,118 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2020-09-25 07:34:56,129 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 07:34:56,140 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 07:34:56,163 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 07:34:56,193 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 07:34:56,193 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 07:34:56,193 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 07:34:56,193 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 07:34:56,194 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 07:34:56,194 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 07:34:56,194 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 07:34:56,194 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 07:34:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states. [2020-09-25 07:34:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 07:34:56,244 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:34:56,245 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 07:34:56,246 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:34:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:34:56,254 INFO L82 PathProgramCache]: Analyzing trace with hash -893620633, now seen corresponding path program 1 times [2020-09-25 07:34:56,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:34:56,265 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004903661] [2020-09-25 07:34:56,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:34:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:56,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:56,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:58,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:59,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:01,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:01,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 07:35:01,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:35:01,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-09-25 07:35:01,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:01,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:01,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:01,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 07:35:01,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:01,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 07:35:02,277 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:02,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:35:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:02,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-09-25 07:35:02,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:02,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:02,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:02,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:02,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:35:02,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:02,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:35:02,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:02,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:35:02,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:02,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 07:35:02,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:02,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:02,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:02,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:02,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:02,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 07:35:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:02,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:02,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:02,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:02,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 07:35:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:02,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:02,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:02,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:02,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:02,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:02,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:02,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:02,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:02,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:02,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:02,723 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 07:35:02,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2004903661] [2020-09-25 07:35:02,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:02,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 07:35:02,728 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941514441] [2020-09-25 07:35:02,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 07:35:02,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:02,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 07:35:02,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:35:02,766 INFO L87 Difference]: Start difference. First operand 285 states. Second operand 3 states. [2020-09-25 07:35:04,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:04,189 INFO L93 Difference]: Finished difference Result 415 states and 498 transitions. [2020-09-25 07:35:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 07:35:04,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 07:35:04,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:04,218 INFO L225 Difference]: With dead ends: 415 [2020-09-25 07:35:04,219 INFO L226 Difference]: Without dead ends: 265 [2020-09-25 07:35:04,227 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:35:04,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-09-25 07:35:04,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 224. [2020-09-25 07:35:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-09-25 07:35:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 242 transitions. [2020-09-25 07:35:04,428 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 242 transitions. Word has length 142 [2020-09-25 07:35:04,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:04,430 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 242 transitions. [2020-09-25 07:35:04,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 07:35:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 242 transitions. [2020-09-25 07:35:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 07:35:04,441 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:35:04,442 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 07:35:04,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 07:35:04,442 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:35:04,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:35:04,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1975155963, now seen corresponding path program 1 times [2020-09-25 07:35:04,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:35:04,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1725380869] [2020-09-25 07:35:04,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:35:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:04,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:04,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:06,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:06,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:08,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:09,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:09,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 07:35:09,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 07:35:09,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-09-25 07:35:09,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:09,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 07:35:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 07:35:09,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:09,834 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:09,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:35:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:09,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:09,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:09,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:09,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:09,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 07:35:09,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:09,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:09,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:09,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:10,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:10,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:10,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:35:10,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:10,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:10,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 07:35:10,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:10,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:10,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 07:35:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:10,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:10,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:10,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 07:35:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:10,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:10,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:10,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:10,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:10,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:10,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:10,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:10,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:10,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:10,103 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 07:35:10,104 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1725380869] [2020-09-25 07:35:10,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:10,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 07:35:10,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962944047] [2020-09-25 07:35:10,108 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 07:35:10,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:10,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 07:35:10,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 07:35:10,109 INFO L87 Difference]: Start difference. First operand 224 states and 242 transitions. Second operand 4 states. [2020-09-25 07:35:10,757 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:35:11,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:11,543 INFO L93 Difference]: Finished difference Result 326 states and 365 transitions. [2020-09-25 07:35:11,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 07:35:11,544 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 07:35:11,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:11,548 INFO L225 Difference]: With dead ends: 326 [2020-09-25 07:35:11,548 INFO L226 Difference]: Without dead ends: 248 [2020-09-25 07:35:11,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 07:35:11,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-09-25 07:35:11,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 214. [2020-09-25 07:35:11,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-09-25 07:35:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 229 transitions. [2020-09-25 07:35:11,592 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 229 transitions. Word has length 143 [2020-09-25 07:35:11,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:11,593 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 229 transitions. [2020-09-25 07:35:11,593 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 07:35:11,593 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 229 transitions. [2020-09-25 07:35:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-09-25 07:35:11,595 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:35:11,596 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] [2020-09-25 07:35:11,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 07:35:11,596 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:35:11,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:35:11,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1211161738, now seen corresponding path program 1 times [2020-09-25 07:35:11,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:35:11,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [464342280] [2020-09-25 07:35:11,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:35:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:11,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:12,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:13,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:13,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:16,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:16,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-25 07:35:16,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:35:16,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-09-25 07:35:16,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:16,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:16,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 07:35:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-25 07:35:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-09-25 07:35:16,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,015 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:17,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:35:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:17,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-09-25 07:35:17,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-25 07:35:17,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:17,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:17,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 07:35:17,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 07:35:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:17,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 07:35:17,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:17,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:17,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:35:17,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:17,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:17,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 07:35:17,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 07:35:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:17,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:17,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:17,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-25 07:35:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:17,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:17,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:17,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:17,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:17,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:17,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:17,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:17,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:17,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:17,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:17,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:17,386 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 07:35:17,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [464342280] [2020-09-25 07:35:17,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:17,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 07:35:17,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067953571] [2020-09-25 07:35:17,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 07:35:17,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:17,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 07:35:17,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 07:35:17,389 INFO L87 Difference]: Start difference. First operand 214 states and 229 transitions. Second operand 4 states. [2020-09-25 07:35:17,985 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:19,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:19,265 INFO L93 Difference]: Finished difference Result 466 states and 532 transitions. [2020-09-25 07:35:19,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 07:35:19,266 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-09-25 07:35:19,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:19,270 INFO L225 Difference]: With dead ends: 466 [2020-09-25 07:35:19,270 INFO L226 Difference]: Without dead ends: 362 [2020-09-25 07:35:19,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 1 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 07:35:19,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-09-25 07:35:19,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 312. [2020-09-25 07:35:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-09-25 07:35:19,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 343 transitions. [2020-09-25 07:35:19,354 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 343 transitions. Word has length 152 [2020-09-25 07:35:19,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:19,355 INFO L479 AbstractCegarLoop]: Abstraction has 312 states and 343 transitions. [2020-09-25 07:35:19,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 07:35:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 343 transitions. [2020-09-25 07:35:19,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-25 07:35:19,359 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:35:19,359 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] [2020-09-25 07:35:19,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 07:35:19,360 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:35:19,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:35:19,360 INFO L82 PathProgramCache]: Analyzing trace with hash -940071491, now seen corresponding path program 1 times [2020-09-25 07:35:19,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:35:19,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1707697312] [2020-09-25 07:35:19,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:35:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:19,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:20,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:21,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-09-25 07:35:24,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-09-25 07:35:24,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,743 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:24,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:35:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:24,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-09-25 07:35:24,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:24,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:24,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:24,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:24,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:24,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:24,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:24,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:24,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:24,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:24,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:24,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:24,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:24,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:24,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:24,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:24,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-25 07:35:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 07:35:24,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 07:35:24,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 07:35:24,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:24,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 07:35:24,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:24,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 07:35:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:24,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:24,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:24,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 07:35:24,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-25 07:35:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:24,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:24,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:35:24,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:24,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-25 07:35:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:24,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:24,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:24,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:24,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:24,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 07:35:24,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:24,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:24,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 07:35:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:35:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:25,056 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 07:35:25,057 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1707697312] [2020-09-25 07:35:25,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:25,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 07:35:25,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689128254] [2020-09-25 07:35:25,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 07:35:25,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:25,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 07:35:25,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 07:35:25,060 INFO L87 Difference]: Start difference. First operand 312 states and 343 transitions. Second operand 9 states. [2020-09-25 07:35:25,616 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:26,746 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:35:27,066 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 07:35:27,419 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:27,734 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 07:35:28,042 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:28,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:28,158 INFO L93 Difference]: Finished difference Result 483 states and 555 transitions. [2020-09-25 07:35:28,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 07:35:28,159 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2020-09-25 07:35:28,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:28,160 INFO L225 Difference]: With dead ends: 483 [2020-09-25 07:35:28,160 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 07:35:28,168 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 07:35:28,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 07:35:28,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 07:35:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 07:35:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 07:35:28,169 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-09-25 07:35:28,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:28,170 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 07:35:28,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 07:35:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 07:35:28,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 07:35:28,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 07:35:28,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 07:35:28,377 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:28,541 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:28,701 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:28,834 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 8 [2020-09-25 07:35:29,178 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 07:35:29,330 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:29,652 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 07:35:29,810 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:29,918 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 8 [2020-09-25 07:35:30,073 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:30,229 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:30,384 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:30,539 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:30,645 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 8 [2020-09-25 07:35:30,798 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:30,944 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:31,096 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:31,246 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:31,391 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:31,542 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:31,691 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:31,835 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:31,985 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:32,134 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:32,280 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:32,429 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:32,573 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:32,723 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:32,872 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:33,030 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:33,183 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:33,334 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:33,483 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:33,631 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:33,774 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:34,097 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 07:35:34,242 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:34,555 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 07:35:34,663 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 8 [2020-09-25 07:35:34,813 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:34,965 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:35,111 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:35,260 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:35,406 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:35,555 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:35,703 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:35,854 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:36,006 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:36,263 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:36,413 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:36,562 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:37,002 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-09-25 07:35:37,257 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:37,637 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-25 07:35:37,886 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:38,129 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:38,443 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:38,892 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-09-25 07:35:39,100 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:39,337 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:39,738 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-25 07:35:39,943 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:40,196 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:40,504 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-25 07:35:40,741 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:40,947 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:41,297 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-25 07:35:41,566 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:41,795 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 07:35:42,227 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-09-25 07:35:42,478 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:42,720 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20