/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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 07:34:35,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 07:34:35,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 07:34:35,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 07:34:35,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 07:34:35,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 07:34:35,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 07:34:35,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 07:34:35,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 07:34:35,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 07:34:35,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 07:34:35,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 07:34:35,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 07:34:35,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 07:34:35,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 07:34:35,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 07:34:35,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 07:34:35,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 07:34:35,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 07:34:35,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 07:34:35,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 07:34:35,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 07:34:35,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 07:34:35,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 07:34:35,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 07:34:35,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 07:34:35,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 07:34:35,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 07:34:35,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 07:34:35,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 07:34:35,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 07:34:35,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 07:34:35,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 07:34:35,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 07:34:35,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 07:34:35,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 07:34:35,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 07:34:35,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 07:34:35,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 07:34:35,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 07:34:35,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 07:34:35,749 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 07:34:35,797 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 07:34:35,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 07:34:35,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 07:34:35,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 07:34:35,799 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 07:34:35,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 07:34:35,800 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 07:34:35,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 07:34:35,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 07:34:35,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 07:34:35,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 07:34:35,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 07:34:35,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 07:34:35,802 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 07:34:35,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 07:34:35,803 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 07:34:35,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 07:34:35,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 07:34:35,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 07:34:35,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 07:34:35,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 07:34:35,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 07:34:35,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 07:34:35,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 07:34:35,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 07:34:35,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 07:34:35,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 07:34:35,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 07:34:35,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 07:34:35,806 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 07:34:36,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 07:34:36,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 07:34:36,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 07:34:36,281 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 07:34:36,282 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 07:34:36,283 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-09-25 07:34:36,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b13cd3633/8bdc1006a25f4e16b6232aea99912150/FLAG4feacd690 [2020-09-25 07:34:37,012 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 07:34:37,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-09-25 07:34:37,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b13cd3633/8bdc1006a25f4e16b6232aea99912150/FLAG4feacd690 [2020-09-25 07:34:37,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b13cd3633/8bdc1006a25f4e16b6232aea99912150 [2020-09-25 07:34:37,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 07:34:37,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 07:34:37,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 07:34:37,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 07:34:37,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 07:34:37,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:34:37" (1/1) ... [2020-09-25 07:34:37,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217e3fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:37, skipping insertion in model container [2020-09-25 07:34:37,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:34:37" (1/1) ... [2020-09-25 07:34:37,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 07:34:37,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 07:34:37,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:34:37,938 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 07:34:38,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:34:38,073 INFO L208 MainTranslator]: Completed translation [2020-09-25 07:34:38,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38 WrapperNode [2020-09-25 07:34:38,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 07:34:38,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 07:34:38,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 07:34:38,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 07:34:38,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (1/1) ... [2020-09-25 07:34:38,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 07:34:38,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 07:34:38,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 07:34:38,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 07:34:38,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (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 07:34:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 07:34:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 07:34:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 07:34:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 07:34:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 07:34:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 07:34:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 07:34:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 07:34:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 07:34:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-25 07:34:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 07:34:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 07:34:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 07:34:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 07:34:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 07:34:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 07:34:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 07:34:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 07:34:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 07:34:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 07:34:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 07:34:38,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 07:34:38,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 07:34:38,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 07:34:38,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 07:34:38,305 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 07:34:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 07:34:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 07:34:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 07:34:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 07:34:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 07:34:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 07:34:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 07:34:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 07:34:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 07:34:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 07:34:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 07:34:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 07:34:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 07:34:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-25 07:34:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 07:34:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 07:34:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 07:34:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 07:34:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 07:34:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 07:34:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 07:34:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 07:34:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 07:34:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 07:34:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 07:34:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 07:34:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 07:34:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 07:34:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 07:34:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 07:34:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 07:34:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 07:34:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 07:34:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 07:34:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 07:34:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 07:34:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 07:34:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 07:34:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 07:34:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 07:34:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 07:34:39,486 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 07:34:39,487 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 07:34:39,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:34:39 BoogieIcfgContainer [2020-09-25 07:34:39,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 07:34:39,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 07:34:39,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 07:34:39,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 07:34:39,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 07:34:37" (1/3) ... [2020-09-25 07:34:39,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3aae3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:34:39, skipping insertion in model container [2020-09-25 07:34:39,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:34:38" (2/3) ... [2020-09-25 07:34:39,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3aae3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:34:39, skipping insertion in model container [2020-09-25 07:34:39,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:34:39" (3/3) ... [2020-09-25 07:34:39,510 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2020-09-25 07:34:39,523 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 07:34:39,537 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 07:34:39,561 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 07:34:39,601 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 07:34:39,601 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 07:34:39,602 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 07:34:39,602 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 07:34:39,602 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 07:34:39,602 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 07:34:39,603 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 07:34:39,603 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 07:34:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-09-25 07:34:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 07:34:39,661 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:34:39,662 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 07:34:39,663 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:34:39,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:34:39,675 INFO L82 PathProgramCache]: Analyzing trace with hash -2088728363, now seen corresponding path program 1 times [2020-09-25 07:34:39,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:34:39,689 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [250547892] [2020-09-25 07:34:39,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:34:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:40,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:40,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:41,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:42,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:44,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 07:34:45,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 07:34:45,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-09-25 07:34:45,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 07:34:45,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-09-25 07:34:45,579 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:34:45,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:34:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:34:45,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-25 07:34:45,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:34:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:45,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:34:45,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:45,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:34:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:45,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:34:45,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:34:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:45,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:34:45,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:34:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:45,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:34:45,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 07:34:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:45,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:34:45,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:34:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 07:34:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:45,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:45,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:45,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:45,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:45,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:34:45,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:45,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:45,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:34:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:45,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:45,958 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 07:34:45,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [250547892] [2020-09-25 07:34:45,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:34:45,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 07:34:45,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103167586] [2020-09-25 07:34:45,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 07:34:45,970 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:34:45,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 07:34:45,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:34:45,991 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2020-09-25 07:34:47,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:34:47,165 INFO L93 Difference]: Finished difference Result 372 states and 447 transitions. [2020-09-25 07:34:47,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 07:34:47,167 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 07:34:47,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:34:47,187 INFO L225 Difference]: With dead ends: 372 [2020-09-25 07:34:47,187 INFO L226 Difference]: Without dead ends: 243 [2020-09-25 07:34:47,192 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:34:47,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-09-25 07:34:47,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 203. [2020-09-25 07:34:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-09-25 07:34:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 217 transitions. [2020-09-25 07:34:47,293 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 217 transitions. Word has length 142 [2020-09-25 07:34:47,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:34:47,294 INFO L479 AbstractCegarLoop]: Abstraction has 203 states and 217 transitions. [2020-09-25 07:34:47,294 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 07:34:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 217 transitions. [2020-09-25 07:34:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 07:34:47,299 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:34:47,299 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 07:34:47,299 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 07:34:47,299 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:34:47,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:34:47,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1370404509, now seen corresponding path program 1 times [2020-09-25 07:34:47,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:34:47,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [627966943] [2020-09-25 07:34:47,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:34:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:47,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:47,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:48,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 07:34:52,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:34:52,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-09-25 07:34:52,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:34:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 07:34:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 07:34:52,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,740 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:34:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:34:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:34:52,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-09-25 07:34:52,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:52,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:34:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:52,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:34:52,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:52,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:34:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:52,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:34:52,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:34:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:52,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 07:34:52,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:34:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:34:52,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:34:52,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:34:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:52,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 07:34:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:52,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:52,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:52,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:34:52,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:52,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:52,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:52,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:34:52,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:52,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 07:34:52,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 07:34:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:52,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:52,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:53,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:34:53,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:34:53,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:34:53,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:53,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:34:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:34:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:34:53,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:53,046 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 07:34:53,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [627966943] [2020-09-25 07:34:53,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:34:53,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 07:34:53,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637222787] [2020-09-25 07:34:53,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 07:34:53,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:34:53,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 07:34:53,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 07:34:53,062 INFO L87 Difference]: Start difference. First operand 203 states and 217 transitions. Second operand 4 states. [2020-09-25 07:34:53,859 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:34:54,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:34:54,482 INFO L93 Difference]: Finished difference Result 276 states and 308 transitions. [2020-09-25 07:34:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 07:34:54,483 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 07:34:54,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:34:54,489 INFO L225 Difference]: With dead ends: 276 [2020-09-25 07:34:54,489 INFO L226 Difference]: Without dead ends: 226 [2020-09-25 07:34:54,490 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 07:34:54,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-09-25 07:34:54,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 193. [2020-09-25 07:34:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2020-09-25 07:34:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 204 transitions. [2020-09-25 07:34:54,550 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 204 transitions. Word has length 143 [2020-09-25 07:34:54,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:34:54,551 INFO L479 AbstractCegarLoop]: Abstraction has 193 states and 204 transitions. [2020-09-25 07:34:54,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 07:34:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 204 transitions. [2020-09-25 07:34:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 07:34:54,558 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:34:54,558 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:34:54,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 07:34:54,559 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:34:54,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:34:54,560 INFO L82 PathProgramCache]: Analyzing trace with hash -896375928, now seen corresponding path program 1 times [2020-09-25 07:34:54,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:34:54,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1615370058] [2020-09-25 07:34:54,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:34:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:54,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:54,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:55,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:57,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:34:59,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:34:59,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 07:34:59,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:34:59,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-09-25 07:34:59,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:34:59,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:34:59,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:34:59,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 07:34:59,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 07:34:59,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:34:59,931 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:34:59,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:34:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:34:59,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:00,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-09-25 07:35:00,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:00,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:00,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:00,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:00,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:00,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:00,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:35:00,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:00,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:00,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 07:35:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:35:00,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:00,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 07:35:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 07:35:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:00,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:00,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 07:35:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:00,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:00,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:00,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:00,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:35:00,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:00,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:35:00,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:00,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:00,220 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 07:35:00,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1615370058] [2020-09-25 07:35:00,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:00,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 07:35:00,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144679110] [2020-09-25 07:35:00,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 07:35:00,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:00,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 07:35:00,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 07:35:00,226 INFO L87 Difference]: Start difference. First operand 193 states and 204 transitions. Second operand 5 states. [2020-09-25 07:35:00,713 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:01,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:01,982 INFO L93 Difference]: Finished difference Result 421 states and 487 transitions. [2020-09-25 07:35:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 07:35:01,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 07:35:01,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:01,987 INFO L225 Difference]: With dead ends: 421 [2020-09-25 07:35:01,988 INFO L226 Difference]: Without dead ends: 338 [2020-09-25 07:35:01,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 07:35:01,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2020-09-25 07:35:02,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 260. [2020-09-25 07:35:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-09-25 07:35:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 281 transitions. [2020-09-25 07:35:02,038 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 281 transitions. Word has length 156 [2020-09-25 07:35:02,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:02,039 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 281 transitions. [2020-09-25 07:35:02,039 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 07:35:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 281 transitions. [2020-09-25 07:35:02,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-09-25 07:35:02,041 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:35:02,041 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] [2020-09-25 07:35:02,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 07:35:02,042 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:35:02,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:35:02,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1665822061, now seen corresponding path program 1 times [2020-09-25 07:35:02,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:35:02,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [297256338] [2020-09-25 07:35:02,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:35:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:02,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:03,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:03,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 07:35:07,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-09-25 07:35:07,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-09-25 07:35:07,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:07,490 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:07,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:35:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:35:07,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-09-25 07:35:07,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:35:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:07,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:07,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:35:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:07,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:07,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:35:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:07,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 07:35:07,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:35:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:07,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:35:07,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 07:35:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:35:07,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:35:07,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:35:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:35:07,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 07:35:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:35:07,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 07:35:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 07:35:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:35:07,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-25 07:35:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:07,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 07:35:07,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:35:07,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:35:07,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-25 07:35:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:35:07,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:35:07,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:35:07,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:35:07,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:35:07,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 07:35:07,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:35:07,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:35:07,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 07:35:07,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:35:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:35:07,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:35:07,913 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 07:35:07,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [297256338] [2020-09-25 07:35:07,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:35:07,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 07:35:07,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847847568] [2020-09-25 07:35:07,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 07:35:07,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:35:07,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 07:35:07,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 07:35:07,919 INFO L87 Difference]: Start difference. First operand 260 states and 281 transitions. Second operand 9 states. [2020-09-25 07:35:08,640 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:10,075 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 07:35:10,716 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-09-25 07:35:10,979 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:11,260 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 07:35:11,579 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:11,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:35:11,793 INFO L93 Difference]: Finished difference Result 447 states and 515 transitions. [2020-09-25 07:35:11,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 07:35:11,793 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 159 [2020-09-25 07:35:11,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:35:11,795 INFO L225 Difference]: With dead ends: 447 [2020-09-25 07:35:11,795 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 07:35:11,800 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 07:35:11,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 07:35:11,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 07:35:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 07:35:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 07:35:11,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159 [2020-09-25 07:35:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:35:11,805 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 07:35:11,805 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 07:35:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 07:35:11,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 07:35:11,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 07:35:11,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 07:35:12,027 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:12,169 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 6 [2020-09-25 07:35:12,342 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:12,502 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:12,617 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 07:35:12,772 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:12,930 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:13,085 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:13,247 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:13,568 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:13,888 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:14,204 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:14,310 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 6 [2020-09-25 07:35:14,452 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:14,601 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:14,750 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:14,899 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:15,046 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:15,197 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:15,346 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:15,494 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:15,643 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:15,794 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:15,943 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:16,087 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:16,190 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 6 [2020-09-25 07:35:16,339 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:16,484 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:16,635 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:16,784 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:17,097 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:17,407 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:17,637 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 07:35:17,956 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:18,104 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:18,251 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:18,400 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:18,548 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:18,861 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:19,171 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:19,403 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-09-25 07:35:19,715 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 07:35:19,986 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:20,132 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:20,281 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:20,430 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:20,582 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:20,830 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:20,975 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:21,292 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:21,604 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:21,930 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 187 [2020-09-25 07:35:22,079 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:22,223 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:35:22,372 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 07:35:22,570 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:22,800 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:23,022 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 07:35:23,236 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:23,460 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:23,650 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-09-25 07:35:23,920 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:35:24,131 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:24,344 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 07:35:24,564 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 07:35:24,863 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-09-25 07:35:25,029 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 07:35:25,432 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-09-25 07:35:25,811 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-09-25 07:35:26,016 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-09-25 07:35:26,400 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-09-25 07:35:26,823 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-09-25 07:35:27,025 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20