/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 05:07:48,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:07:48,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:07:48,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:07:48,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:07:48,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:07:48,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:07:48,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:07:48,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:07:48,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:07:48,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:07:48,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:07:48,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:07:48,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:07:48,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:07:48,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:07:48,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:07:48,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:07:48,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:07:48,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:07:48,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:07:48,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:07:48,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:07:48,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:07:48,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:07:48,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:07:48,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:07:48,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:07:48,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:07:48,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:07:48,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:07:48,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:07:48,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:07:48,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:07:48,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:07:48,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:07:48,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:07:48,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:07:48,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:07:48,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:07:48,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:07:48,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 05:07:48,793 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:07:48,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:07:48,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:07:48,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:07:48,796 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:07:48,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:07:48,797 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 05:07:48,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:07:48,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 05:07:48,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:07:48,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:07:48,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:07:48,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:07:48,799 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 05:07:48,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:07:48,800 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:07:48,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:07:48,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:07:48,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:07:48,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:07:48,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:07:48,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:07:48,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:07:48,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:07:48,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:07:48,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:07:48,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:07:48,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:07:48,803 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:07:48,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-09-25 05:07:49,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:07:49,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:07:49,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:07:49,297 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:07:49,297 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:07:49,298 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-09-25 05:07:49,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b9402ca6/c1357d366b30498595eb4761e37be59f/FLAG5eeb0eed3 [2020-09-25 05:07:49,940 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:07:49,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-09-25 05:07:49,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b9402ca6/c1357d366b30498595eb4761e37be59f/FLAG5eeb0eed3 [2020-09-25 05:07:50,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b9402ca6/c1357d366b30498595eb4761e37be59f [2020-09-25 05:07:50,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:07:50,246 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:07:50,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:07:50,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:07:50,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:07:50,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:50,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbc2ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50, skipping insertion in model container [2020-09-25 05:07:50,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:50,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:07:50,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:07:50,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:07:50,813 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:07:50,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:07:50,935 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:07:50,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50 WrapperNode [2020-09-25 05:07:50,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:07:50,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:07:50,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:07:50,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:07:50,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:50,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:50,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:50,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:51,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:51,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:51,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... [2020-09-25 05:07:51,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:07:51,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:07:51,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:07:51,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:07:51,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:07:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:07:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:07:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 05:07:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 05:07:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 05:07:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 05:07:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 05:07:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 05:07:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 05:07:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:07:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 05:07:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 05:07:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 05:07:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 05:07:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 05:07:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 05:07:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 05:07:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 05:07:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 05:07:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 05:07:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 05:07:51,193 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 05:07:51,194 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 05:07:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:07:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:07:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 05:07:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 05:07:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 05:07:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 05:07:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 05:07:51,197 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 05:07:51,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 05:07:51,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 05:07:51,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 05:07:51,201 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 05:07:51,202 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 05:07:51,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:07:51,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 05:07:51,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:07:52,344 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:07:52,345 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 05:07:52,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:52 BoogieIcfgContainer [2020-09-25 05:07:52,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:07:52,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:07:52,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:07:52,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:07:52,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:07:50" (1/3) ... [2020-09-25 05:07:52,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aaa2c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:07:52, skipping insertion in model container [2020-09-25 05:07:52,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:50" (2/3) ... [2020-09-25 05:07:52,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aaa2c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:07:52, skipping insertion in model container [2020-09-25 05:07:52,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:52" (3/3) ... [2020-09-25 05:07:52,361 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2020-09-25 05:07:52,373 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:07:52,385 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:07:52,407 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:07:52,441 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:07:52,441 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:07:52,441 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:07:52,441 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:07:52,441 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:07:52,441 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:07:52,442 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:07:52,442 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:07:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-09-25 05:07:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 05:07:52,488 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:07:52,490 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:07:52,490 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:07:52,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:07:52,499 INFO L82 PathProgramCache]: Analyzing trace with hash 665140827, now seen corresponding path program 1 times [2020-09-25 05:07:52,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:07:52,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1315838056] [2020-09-25 05:07:52,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:07:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:53,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:53,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:54,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:55,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:57,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:57,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 05:07:57,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:07:57,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-09-25 05:07:57,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:57,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:57,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:57,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 05:07:57,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:57,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 05:07:58,361 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:07:58,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:07:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:07:58,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-09-25 05:07:58,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:07:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:58,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 05:07:58,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:07:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:58,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 05:07:58,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:58,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:07:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:58,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 05:07:58,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:07:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:07:58,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:58,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:07:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 05:07:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:58,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:58,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 05:07:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:07:58,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:07:58,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:07:58,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:07:58,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:07:58,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:07:58,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:07:58,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:07:58,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:07:58,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:07:58,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:07:58,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:07:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:07:58,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1315838056] [2020-09-25 05:07:58,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:07:58,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 05:07:58,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824596138] [2020-09-25 05:07:58,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 05:07:58,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:07:58,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 05:07:58,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 05:07:58,733 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-09-25 05:07:59,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:07:59,954 INFO L93 Difference]: Finished difference Result 414 states and 500 transitions. [2020-09-25 05:07:59,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 05:07:59,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 05:07:59,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:07:59,976 INFO L225 Difference]: With dead ends: 414 [2020-09-25 05:07:59,976 INFO L226 Difference]: Without dead ends: 265 [2020-09-25 05:07:59,982 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 05:08:00,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-09-25 05:08:00,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 223. [2020-09-25 05:08:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-09-25 05:08:00,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 242 transitions. [2020-09-25 05:08:00,089 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 242 transitions. Word has length 142 [2020-09-25 05:08:00,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:08:00,093 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 242 transitions. [2020-09-25 05:08:00,094 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 05:08:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2020-09-25 05:08:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 05:08:00,103 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:08:00,104 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:08:00,104 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:08:00,104 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:08:00,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:08:00,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1648714909, now seen corresponding path program 1 times [2020-09-25 05:08:00,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:08:00,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455790130] [2020-09-25 05:08:00,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:08:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:00,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:00,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:01,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:02,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:02,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 05:08:05,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 05:08:05,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-09-25 05:08:05,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 05:08:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 05:08:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,450 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:05,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:08:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:08:05,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-09-25 05:08:05,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:08:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:05,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:05,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:05,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:08:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:05,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:05,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:08:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:05,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:08:05,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:05,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:08:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:05,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:05,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:05,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 05:08:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:05,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:05,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 05:08:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:05,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:05,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:05,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:05,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:05,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:05,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:05,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:05,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:05,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:05,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:05,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:08:05,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455790130] [2020-09-25 05:08:05,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:08:05,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 05:08:05,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002823041] [2020-09-25 05:08:05,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 05:08:05,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:08:05,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 05:08:05,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 05:08:05,659 INFO L87 Difference]: Start difference. First operand 223 states and 242 transitions. Second operand 4 states. [2020-09-25 05:08:06,325 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:07,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:08:07,114 INFO L93 Difference]: Finished difference Result 321 states and 363 transitions. [2020-09-25 05:08:07,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 05:08:07,115 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 05:08:07,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:08:07,119 INFO L225 Difference]: With dead ends: 321 [2020-09-25 05:08:07,119 INFO L226 Difference]: Without dead ends: 248 [2020-09-25 05:08:07,120 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 05:08:07,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-09-25 05:08:07,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 213. [2020-09-25 05:08:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-09-25 05:08:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 229 transitions. [2020-09-25 05:08:07,160 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 229 transitions. Word has length 143 [2020-09-25 05:08:07,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:08:07,161 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 229 transitions. [2020-09-25 05:08:07,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 05:08:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 229 transitions. [2020-09-25 05:08:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 05:08:07,163 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:08:07,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:08:07,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 05:08:07,164 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:08:07,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:08:07,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1315624877, now seen corresponding path program 1 times [2020-09-25 05:08:07,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:08:07,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [52450730] [2020-09-25 05:08:07,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:08:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:07,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:07,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:08,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:08,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 05:08:12,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:08:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-09-25 05:08:12,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 05:08:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 05:08:12,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,495 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:12,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:08:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:08:12,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-09-25 05:08:12,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:08:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:12,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:12,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:08:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:12,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:12,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:08:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:12,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:12,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:08:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:12,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:12,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 05:08:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:08:12,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:12,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:12,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:12,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 05:08:12,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 05:08:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:12,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:12,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:12,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 05:08:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:12,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:12,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:12,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:12,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:12,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 05:08:12,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:12,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:12,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:12,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 05:08:12,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:12,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:08:12,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [52450730] [2020-09-25 05:08:12,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:08:12,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 05:08:12,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658508046] [2020-09-25 05:08:12,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 05:08:12,734 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:08:12,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 05:08:12,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 05:08:12,736 INFO L87 Difference]: Start difference. First operand 213 states and 229 transitions. Second operand 5 states. [2020-09-25 05:08:13,383 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 05:08:14,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:08:14,987 INFO L93 Difference]: Finished difference Result 485 states and 568 transitions. [2020-09-25 05:08:14,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 05:08:14,988 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 05:08:14,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:08:14,993 INFO L225 Difference]: With dead ends: 485 [2020-09-25 05:08:14,993 INFO L226 Difference]: Without dead ends: 382 [2020-09-25 05:08:14,995 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 05:08:14,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-09-25 05:08:15,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 306. [2020-09-25 05:08:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-09-25 05:08:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 339 transitions. [2020-09-25 05:08:15,059 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 339 transitions. Word has length 156 [2020-09-25 05:08:15,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:08:15,060 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 339 transitions. [2020-09-25 05:08:15,060 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 05:08:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 339 transitions. [2020-09-25 05:08:15,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 05:08:15,062 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:08:15,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:08:15,062 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 05:08:15,063 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:08:15,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:08:15,063 INFO L82 PathProgramCache]: Analyzing trace with hash 141090736, now seen corresponding path program 1 times [2020-09-25 05:08:15,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:08:15,063 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [295663074] [2020-09-25 05:08:15,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:08:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:15,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:15,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:16,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 05:08:20,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-09-25 05:08:20,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 05:08:20,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:08:20,441 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:20,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:08:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 05:08:20,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-09-25 05:08:20,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:20,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 05:08:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:20,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:20,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:20,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:20,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 05:08:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:20,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:20,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:20,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 05:08:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:20,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:20,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:20,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:20,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 05:08:20,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 05:08:20,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 05:08:20,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 05:08:20,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:08:20,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:08:20,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 05:08:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:08:20,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:08:20,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 05:08:20,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 05:08:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:20,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 05:08:20,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:08:20,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:08:20,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 05:08:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:08:20,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:08:20,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:08:20,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 05:08:20,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:08:20,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 05:08:20,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:08:20,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:08:20,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 05:08:20,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:08:20,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:08:20,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:08:20,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:08:20,704 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [295663074] [2020-09-25 05:08:20,704 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:08:20,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 05:08:20,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631803855] [2020-09-25 05:08:20,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 05:08:20,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:08:20,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 05:08:20,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 05:08:20,706 INFO L87 Difference]: Start difference. First operand 306 states and 339 transitions. Second operand 9 states. [2020-09-25 05:08:21,193 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:22,368 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 05:08:22,700 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 05:08:23,018 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 05:08:23,361 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 05:08:23,666 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 05:08:23,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:08:23,895 INFO L93 Difference]: Finished difference Result 505 states and 592 transitions. [2020-09-25 05:08:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 05:08:23,901 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-25 05:08:23,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:08:23,902 INFO L225 Difference]: With dead ends: 505 [2020-09-25 05:08:23,902 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 05:08:23,906 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 05:08:23,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 05:08:23,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 05:08:23,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 05:08:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 05:08:23,907 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2020-09-25 05:08:23,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:08:23,907 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 05:08:23,907 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 05:08:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 05:08:23,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 05:08:23,908 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 05:08:23,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 05:08:24,087 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:24,254 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:24,380 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 05:08:24,545 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:24,803 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 05:08:25,126 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:25,444 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:25,767 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:25,917 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:26,071 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:26,234 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:26,489 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 7 [2020-09-25 05:08:26,647 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:26,751 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 05:08:26,906 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:27,060 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:27,360 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:08:27,664 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:08:27,977 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 05:08:28,117 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:28,266 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:28,420 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:28,575 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:28,728 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:28,884 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:29,036 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:29,186 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:29,340 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:29,493 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:29,646 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:29,794 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:29,947 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:30,099 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:30,256 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:30,409 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:30,562 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:30,715 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:30,867 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:31,214 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 05:08:31,528 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:31,839 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:32,151 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 05:08:32,307 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:32,466 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:32,616 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:32,774 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:33,025 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:33,179 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:33,327 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:33,479 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:33,735 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:33,887 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:34,043 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:34,206 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:34,359 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:34,513 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:34,662 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 05:08:34,814 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:34,966 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 05:08:35,365 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 05:08:35,549 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:35,963 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 05:08:36,144 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:08:36,411 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:36,611 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:08:36,811 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-09-25 05:08:37,069 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 05:08:37,492 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 05:08:37,674 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:08:38,025 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 10 [2020-09-25 05:08:38,454 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 10 [2020-09-25 05:08:38,672 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:38,892 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:39,324 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 05:08:39,539 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:39,746 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:08:39,974 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 05:08:40,183 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 05:08:40,597 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9