/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 07:25:19,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 07:25:19,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 07:25:20,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 07:25:20,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 07:25:20,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 07:25:20,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 07:25:20,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 07:25:20,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 07:25:20,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 07:25:20,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 07:25:20,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 07:25:20,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 07:25:20,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 07:25:20,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 07:25:20,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 07:25:20,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 07:25:20,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 07:25:20,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 07:25:20,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 07:25:20,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 07:25:20,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 07:25:20,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 07:25:20,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 07:25:20,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 07:25:20,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 07:25:20,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 07:25:20,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 07:25:20,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 07:25:20,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 07:25:20,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 07:25:20,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 07:25:20,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 07:25:20,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 07:25:20,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 07:25:20,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 07:25:20,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 07:25:20,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 07:25:20,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 07:25:20,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 07:25:20,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 07:25:20,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 07:25:20,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 07:25:20,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 07:25:20,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 07:25:20,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 07:25:20,125 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 07:25:20,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 07:25:20,126 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 07:25:20,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 07:25:20,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 07:25:20,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 07:25:20,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 07:25:20,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 07:25:20,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 07:25:20,128 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 07:25:20,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 07:25:20,129 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 07:25:20,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 07:25:20,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 07:25:20,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 07:25:20,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 07:25:20,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 07:25:20,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 07:25:20,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 07:25:20,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 07:25:20,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 07:25:20,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 07:25:20,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 07:25:20,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 07:25:20,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 07:25:20,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-09-25 07:25:20,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 07:25:20,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 07:25:20,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 07:25:20,609 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 07:25:20,610 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 07:25:20,611 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-09-25 07:25:20,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dc73aa0bc/609351b372cb459096c298fd8e7c336b/FLAG919e5cd2e [2020-09-25 07:25:21,344 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 07:25:21,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-09-25 07:25:21,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dc73aa0bc/609351b372cb459096c298fd8e7c336b/FLAG919e5cd2e [2020-09-25 07:25:21,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dc73aa0bc/609351b372cb459096c298fd8e7c336b [2020-09-25 07:25:21,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 07:25:21,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 07:25:21,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 07:25:21,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 07:25:21,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 07:25:21,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:25:21" (1/1) ... [2020-09-25 07:25:21,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cafb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:21, skipping insertion in model container [2020-09-25 07:25:21,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:25:21" (1/1) ... [2020-09-25 07:25:21,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 07:25:21,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 07:25:22,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:25:22,193 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 07:25:22,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:25:22,312 INFO L208 MainTranslator]: Completed translation [2020-09-25 07:25:22,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22 WrapperNode [2020-09-25 07:25:22,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 07:25:22,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 07:25:22,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 07:25:22,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 07:25:22,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... [2020-09-25 07:25:22,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 07:25:22,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 07:25:22,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 07:25:22,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 07:25:22,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 07:25:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 07:25:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 07:25:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 07:25:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 07:25:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 07:25:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 07:25:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 07:25:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 07:25:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 07:25:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 07:25:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 07:25:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 07:25:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 07:25:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 07:25:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 07:25:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 07:25:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 07:25:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 07:25:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 07:25:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 07:25:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 07:25:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 07:25:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 07:25:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 07:25:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 07:25:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 07:25:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 07:25:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 07:25:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 07:25:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 07:25:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 07:25:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 07:25:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 07:25:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 07:25:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 07:25:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 07:25:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 07:25:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 07:25:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 07:25:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 07:25:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 07:25:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 07:25:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 07:25:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 07:25:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 07:25:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 07:25:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 07:25:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 07:25:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 07:25:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 07:25:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 07:25:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 07:25:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 07:25:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 07:25:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 07:25:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 07:25:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 07:25:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 07:25:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 07:25:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 07:25:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 07:25:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 07:25:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 07:25:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 07:25:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 07:25:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 07:25:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 07:25:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 07:25:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 07:25:23,649 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 07:25:23,649 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 07:25:23,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:25:23 BoogieIcfgContainer [2020-09-25 07:25:23,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 07:25:23,658 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 07:25:23,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 07:25:23,662 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 07:25:23,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 07:25:21" (1/3) ... [2020-09-25 07:25:23,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b020814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:25:23, skipping insertion in model container [2020-09-25 07:25:23,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:25:22" (2/3) ... [2020-09-25 07:25:23,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b020814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:25:23, skipping insertion in model container [2020-09-25 07:25:23,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:25:23" (3/3) ... [2020-09-25 07:25:23,665 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2020-09-25 07:25:23,676 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 07:25:23,687 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 07:25:23,709 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 07:25:23,736 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 07:25:23,736 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 07:25:23,736 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 07:25:23,736 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 07:25:23,736 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 07:25:23,736 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 07:25:23,736 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 07:25:23,737 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 07:25:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-09-25 07:25:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 07:25:23,778 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:25:23,779 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:25:23,780 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:25:23,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:25:23,788 INFO L82 PathProgramCache]: Analyzing trace with hash 665140827, now seen corresponding path program 1 times [2020-09-25 07:25:23,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:25:23,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926585483] [2020-09-25 07:25:23,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:25:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:24,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:24,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:25,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:26,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 07:25:29,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:25:29,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 07:25:29,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 07:25:29,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 07:25:29,525 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:25:29,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:25:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:25:29,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-09-25 07:25:29,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:25:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:29,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 07:25:29,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:29,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:25:29,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:25:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:29,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:25:29,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:25:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:29,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 07:25:29,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:29,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:25:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:29,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:25:29,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:29,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 07:25:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:29,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:25:29,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:29,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 07:25:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:29,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:29,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:29,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:29,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:25:29,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:29,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:29,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:29,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:29,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:29,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 07:25:29,918 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926585483] [2020-09-25 07:25:29,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:25:29,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 07:25:29,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229722103] [2020-09-25 07:25:29,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 07:25:29,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:25:29,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 07:25:29,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:25:29,963 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-09-25 07:25:31,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:25:31,206 INFO L93 Difference]: Finished difference Result 414 states and 500 transitions. [2020-09-25 07:25:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 07:25:31,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 07:25:31,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:25:31,229 INFO L225 Difference]: With dead ends: 414 [2020-09-25 07:25:31,229 INFO L226 Difference]: Without dead ends: 265 [2020-09-25 07:25:31,237 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 07:25:31,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-09-25 07:25:31,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 223. [2020-09-25 07:25:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-09-25 07:25:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 242 transitions. [2020-09-25 07:25:31,375 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 242 transitions. Word has length 142 [2020-09-25 07:25:31,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:25:31,382 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 242 transitions. [2020-09-25 07:25:31,382 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 07:25:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2020-09-25 07:25:31,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 07:25:31,392 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:25:31,392 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:25:31,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 07:25:31,392 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:25:31,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:25:31,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1648714909, now seen corresponding path program 1 times [2020-09-25 07:25:31,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:25:31,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1990425905] [2020-09-25 07:25:31,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:25:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:31,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:31,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:32,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:34,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 07:25:36,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 07:25:36,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-09-25 07:25:36,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:25:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 07:25:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 07:25:36,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,714 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:25:36,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:25:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:25:36,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 07:25:36,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:25:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:36,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:36,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:36,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:25:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:36,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:36,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:25:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:36,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:25:36,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:25:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:36,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:36,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 07:25:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:36,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:36,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:36,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 07:25:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:36,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:36,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:36,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:36,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:36,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:36,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:36,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:36,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 07:25:36,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1990425905] [2020-09-25 07:25:36,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:25:36,960 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 07:25:36,960 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455360980] [2020-09-25 07:25:36,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 07:25:36,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:25:36,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 07:25:36,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 07:25:36,963 INFO L87 Difference]: Start difference. First operand 223 states and 242 transitions. Second operand 4 states. [2020-09-25 07:25:37,556 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:25:38,298 INFO L93 Difference]: Finished difference Result 321 states and 363 transitions. [2020-09-25 07:25:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 07:25:38,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 07:25:38,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:25:38,304 INFO L225 Difference]: With dead ends: 321 [2020-09-25 07:25:38,304 INFO L226 Difference]: Without dead ends: 248 [2020-09-25 07:25:38,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 07:25:38,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-09-25 07:25:38,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 213. [2020-09-25 07:25:38,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-09-25 07:25:38,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 229 transitions. [2020-09-25 07:25:38,385 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 229 transitions. Word has length 143 [2020-09-25 07:25:38,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:25:38,385 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 229 transitions. [2020-09-25 07:25:38,385 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 07:25:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 229 transitions. [2020-09-25 07:25:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-25 07:25:38,388 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:25:38,388 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:25:38,388 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 07:25:38,388 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:25:38,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:25:38,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1315624877, now seen corresponding path program 1 times [2020-09-25 07:25:38,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:25:38,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [973620629] [2020-09-25 07:25:38,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:25:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:38,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:38,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:39,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:39,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-25 07:25:43,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:25:43,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-09-25 07:25:43,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:25:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 07:25:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 07:25:43,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:43,786 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:25:43,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:25:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:25:43,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:25:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:43,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:43,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:43,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:25:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:43,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:43,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:43,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:25:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:43,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:25:43,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:43,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:25:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:43,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:43,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:43,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 07:25:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:25:43,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:43,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:25:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 07:25:43,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:43,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 07:25:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:43,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:43,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:43,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:43,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 07:25:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:43,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:43,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:43,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:43,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:43,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:43,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:43,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:43,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:43,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 07:25:43,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:43,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 07:25:44,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [973620629] [2020-09-25 07:25:44,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:25:44,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 07:25:44,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974270288] [2020-09-25 07:25:44,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 07:25:44,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:25:44,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 07:25:44,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 07:25:44,017 INFO L87 Difference]: Start difference. First operand 213 states and 229 transitions. Second operand 5 states. [2020-09-25 07:25:44,675 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 07:25:46,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:25:46,312 INFO L93 Difference]: Finished difference Result 485 states and 568 transitions. [2020-09-25 07:25:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 07:25:46,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-25 07:25:46,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:25:46,318 INFO L225 Difference]: With dead ends: 485 [2020-09-25 07:25:46,319 INFO L226 Difference]: Without dead ends: 382 [2020-09-25 07:25:46,320 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 07:25:46,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-09-25 07:25:46,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 306. [2020-09-25 07:25:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-09-25 07:25:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 339 transitions. [2020-09-25 07:25:46,389 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 339 transitions. Word has length 156 [2020-09-25 07:25:46,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:25:46,389 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 339 transitions. [2020-09-25 07:25:46,390 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 07:25:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 339 transitions. [2020-09-25 07:25:46,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 07:25:46,392 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:25:46,392 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 07:25:46,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 07:25:46,393 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:25:46,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:25:46,393 INFO L82 PathProgramCache]: Analyzing trace with hash 141090736, now seen corresponding path program 1 times [2020-09-25 07:25:46,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:25:46,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [209406582] [2020-09-25 07:25:46,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:25:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:46,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:47,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:47,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:48,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:51,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 07:25:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-09-25 07:25:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 07:25:51,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:51,847 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:25:51,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:25:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:51,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:51,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:51,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 07:25:51,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:51,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-09-25 07:25:51,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:51,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:51,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:51,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:51,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:51,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:52,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 07:25:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:52,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:52,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:52,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:52,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 07:25:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:52,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 07:25:52,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:52,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:52,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:52,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 07:25:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:52,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:25:52,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:52,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:52,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 07:25:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 07:25:52,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:25:52,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 07:25:52,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 07:25:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 07:25:52,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 07:25:52,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:25:52,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 07:25:52,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:52,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 07:25:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:52,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:25:52,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:25:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:25:52,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:52,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 07:25:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:25:52,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:25:52,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:25:52,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 07:25:52,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:25:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 07:25:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:25:52,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:25:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 07:25:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:25:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:25:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:25:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 07:25:52,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [209406582] [2020-09-25 07:25:52,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:25:52,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 07:25:52,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478259283] [2020-09-25 07:25:52,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 07:25:52,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:25:52,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 07:25:52,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 07:25:52,163 INFO L87 Difference]: Start difference. First operand 306 states and 339 transitions. Second operand 9 states. [2020-09-25 07:25:52,656 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:53,760 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:54,068 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 07:25:54,389 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 07:25:54,738 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 07:25:55,038 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 07:25:55,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:25:55,260 INFO L93 Difference]: Finished difference Result 505 states and 592 transitions. [2020-09-25 07:25:55,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 07:25:55,261 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-25 07:25:55,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:25:55,262 INFO L225 Difference]: With dead ends: 505 [2020-09-25 07:25:55,262 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 07:25:55,267 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 07:25:55,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 07:25:55,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 07:25:55,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 07:25:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 07:25:55,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2020-09-25 07:25:55,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:25:55,268 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 07:25:55,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 07:25:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 07:25:55,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 07:25:55,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 07:25:55,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 07:25:55,444 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:55,607 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:55,743 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 07:25:55,909 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:56,167 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 07:25:56,491 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:25:56,831 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:25:57,149 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:25:57,303 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:57,465 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:57,628 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:57,883 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 7 [2020-09-25 07:25:58,041 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:58,143 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 07:25:58,302 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:58,459 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:58,760 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 07:25:59,062 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 07:25:59,364 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-25 07:25:59,503 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:25:59,652 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:25:59,805 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:25:59,959 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:00,112 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:00,278 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:00,430 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:00,578 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:00,732 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:00,885 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:01,037 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:01,185 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:01,339 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:01,490 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:01,642 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:01,795 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:01,948 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:02,101 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:02,255 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:02,360 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 7 [2020-09-25 07:26:02,604 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 07:26:02,919 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:26:03,235 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:26:03,547 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-25 07:26:03,706 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:03,865 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:04,015 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:04,172 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:04,425 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:04,579 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:04,727 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:04,879 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:05,139 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:05,291 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:05,447 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:05,601 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:05,754 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:05,910 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:06,058 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 07:26:06,210 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:06,363 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 07:26:06,766 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 07:26:06,964 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:07,342 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 07:26:07,547 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 07:26:07,813 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:08,012 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 07:26:08,202 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-09-25 07:26:08,449 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 07:26:08,836 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 07:26:09,020 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 07:26:09,311 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 10 [2020-09-25 07:26:09,711 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 10 [2020-09-25 07:26:09,931 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:10,144 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:10,550 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2020-09-25 07:26:10,759 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:10,953 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 07:26:11,174 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-25 07:26:11,391 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 1 [2020-09-25 07:26:11,774 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 07:26:12,009 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22