/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 SequenceOfStatements --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=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:52:12,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:52:12,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:52:12,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:52:12,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:52:12,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:52:12,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:52:12,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:52:12,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:52:12,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:52:12,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:52:12,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:52:12,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:52:12,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:52:12,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:52:12,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:52:12,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:52:12,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:52:12,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:52:12,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:52:12,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:52:12,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:52:12,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:52:12,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:52:12,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:52:12,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:52:12,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:52:12,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:52:12,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:52:12,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:52:12,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:52:12,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:52:12,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:52:12,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:52:12,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:52:12,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:52:12,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:52:12,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:52:12,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:52:12,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:52:12,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:52:12,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:52:12,490 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:52:12,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:52:12,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:52:12,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:52:12,492 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:52:12,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:52:12,493 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:52:12,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:52:12,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:52:12,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:52:12,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:52:12,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:52:12,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:52:12,494 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:52:12,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:52:12,495 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:52:12,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:52:12,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:52:12,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:52:12,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:52:12,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:52:12,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:52:12,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:52:12,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:52:12,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:52:12,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:52:12,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:52:12,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:52:12,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:52:12,497 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 -> SequenceOfStatements 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:52:12,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:52:12,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:52:12,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:52:12,807 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:52:12,808 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:52:12,809 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-10-12 17:52:12,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fd9aa393/239c24ad79f3430d8e459a344100679d/FLAG315a0b4e1 [2020-10-12 17:52:13,400 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:52:13,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-10-12 17:52:13,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fd9aa393/239c24ad79f3430d8e459a344100679d/FLAG315a0b4e1 [2020-10-12 17:52:13,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fd9aa393/239c24ad79f3430d8e459a344100679d [2020-10-12 17:52:13,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:52:13,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:52:13,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:52:13,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:52:13,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:52:13,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:52:13" (1/1) ... [2020-10-12 17:52:13,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d2a1ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:13, skipping insertion in model container [2020-10-12 17:52:13,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:52:13" (1/1) ... [2020-10-12 17:52:13,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:52:13,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:52:14,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:52:14,298 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:52:14,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:52:14,411 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:52:14,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14 WrapperNode [2020-10-12 17:52:14,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:52:14,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:52:14,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:52:14,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:52:14,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (1/1) ... [2020-10-12 17:52:14,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:52:14,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:52:14,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:52:14,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:52:14,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (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 [2020-10-12 17:52:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:52:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:52:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:52:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:52:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:52:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:52:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:52:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:52:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:52:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:52:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:52:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:52:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:52:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:52:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:52:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:52:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:52:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:52:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:52:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:52:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:52:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:52:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:52:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:52:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:52:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:52:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:52:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:52:15,753 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:52:15,753 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:52:15,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:52:15 BoogieIcfgContainer [2020-10-12 17:52:15,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:52:15,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:52:15,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:52:15,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:52:15,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:52:13" (1/3) ... [2020-10-12 17:52:15,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6468b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:52:15, skipping insertion in model container [2020-10-12 17:52:15,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:52:14" (2/3) ... [2020-10-12 17:52:15,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6468b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:52:15, skipping insertion in model container [2020-10-12 17:52:15,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:52:15" (3/3) ... [2020-10-12 17:52:15,767 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2020-10-12 17:52:15,778 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:52:15,787 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:52:15,802 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:52:15,829 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:52:15,829 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:52:15,830 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:52:15,830 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:52:15,830 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:52:15,831 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:52:15,831 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:52:15,831 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:52:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-10-12 17:52:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:52:15,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:52:15,867 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] [2020-10-12 17:52:15,868 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:52:15,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:52:15,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1550424879, now seen corresponding path program 1 times [2020-10-12 17:52:15,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:52:15,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180082184] [2020-10-12 17:52:15,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:52:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:16,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:16,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:17,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:17,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:17,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:52:21,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:52:21,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 17:52:21,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:52:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:21,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:52:21,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-12 17:52:21,630 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:52:21,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:52:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:21,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-12 17:52:21,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:52:21,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:52:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:21,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:52:21,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:52:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:21,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:52:21,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:21,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:21,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:52:21,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:21,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:52:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:21,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:52:21,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:21,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:52:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:21,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:52:21,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:21,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:52:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:21,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:52:21,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:52:21,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:21,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:21,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:52:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:21,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:21,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:21,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:21,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:21,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:21,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:21,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:21,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:21,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:21,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:52:21,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1180082184] [2020-10-12 17:52:21,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:52:21,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:52:21,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700783680] [2020-10-12 17:52:21,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:52:21,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:52:21,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:52:21,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:52:21,930 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 8 states. [2020-10-12 17:52:22,519 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:23,711 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-12 17:52:24,075 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:52:24,345 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:24,883 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:52:26,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:52:26,469 INFO L93 Difference]: Finished difference Result 444 states and 588 transitions. [2020-10-12 17:52:26,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-12 17:52:26,471 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:52:26,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:52:26,490 INFO L225 Difference]: With dead ends: 444 [2020-10-12 17:52:26,490 INFO L226 Difference]: Without dead ends: 285 [2020-10-12 17:52:26,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-10-12 17:52:26,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-10-12 17:52:26,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 231. [2020-10-12 17:52:26,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-12 17:52:26,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 276 transitions. [2020-10-12 17:52:26,628 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 276 transitions. Word has length 51 [2020-10-12 17:52:26,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:52:26,628 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 276 transitions. [2020-10-12 17:52:26,629 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:52:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 276 transitions. [2020-10-12 17:52:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-12 17:52:26,634 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:52:26,634 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] [2020-10-12 17:52:26,634 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:52:26,635 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:52:26,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:52:26,635 INFO L82 PathProgramCache]: Analyzing trace with hash 361794757, now seen corresponding path program 1 times [2020-10-12 17:52:26,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:52:26,636 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597285099] [2020-10-12 17:52:26,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:52:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:26,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:27,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:27,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:28,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:31,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:31,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:52:31,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:52:31,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 17:52:31,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:31,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:52:31,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:31,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 17:52:31,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:31,954 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:52:31,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:52:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:31,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 17:52:32,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:52:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:52:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:32,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:32,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:32,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:52:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:32,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:52:32,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:32,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:32,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:32,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:52:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:32,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:32,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:32,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:52:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:32,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:32,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:32,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:52:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:32,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:32,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 17:52:32,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:52:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:52:32,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:32,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 17:52:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:32,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:32,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:32,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:32,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:32,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:52:32,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:52:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:52:32,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597285099] [2020-10-12 17:52:32,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:52:32,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:52:32,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049053850] [2020-10-12 17:52:32,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:52:32,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:52:32,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:52:32,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:52:32,163 INFO L87 Difference]: Start difference. First operand 231 states and 276 transitions. Second operand 9 states. [2020-10-12 17:52:32,617 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:33,530 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:52:33,802 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:52:34,069 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:52:35,269 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:35,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:52:35,976 INFO L93 Difference]: Finished difference Result 645 states and 853 transitions. [2020-10-12 17:52:35,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 17:52:35,977 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-12 17:52:35,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:52:35,985 INFO L225 Difference]: With dead ends: 645 [2020-10-12 17:52:35,985 INFO L226 Difference]: Without dead ends: 442 [2020-10-12 17:52:35,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-12 17:52:35,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2020-10-12 17:52:36,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 366. [2020-10-12 17:52:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-10-12 17:52:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 441 transitions. [2020-10-12 17:52:36,083 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 441 transitions. Word has length 61 [2020-10-12 17:52:36,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:52:36,084 INFO L479 AbstractCegarLoop]: Abstraction has 366 states and 441 transitions. [2020-10-12 17:52:36,084 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:52:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 441 transitions. [2020-10-12 17:52:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-12 17:52:36,089 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:52:36,090 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:52:36,090 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:52:36,090 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:52:36,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:52:36,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1956386739, now seen corresponding path program 1 times [2020-10-12 17:52:36,091 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:52:36,091 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2029568333] [2020-10-12 17:52:36,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:52:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:36,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:36,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:37,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:37,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-12 17:52:41,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:52:41,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:52:41,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:52:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-12 17:52:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-12 17:52:41,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,390 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:52:41,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:52:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:41,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 17:52:41,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:41,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:52:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:41,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:41,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:52:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:41,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:41,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:41,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:52:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:41,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:52:41,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:52:41,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:52:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:41,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:52:41,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:52:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:41,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:41,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:52:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:52:41,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:52:41,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-12 17:52:41,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:52:41,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:52:41,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:52:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:52:41,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:52:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-12 17:52:41,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:52:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:52:41,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:52:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:52:41,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:52:41,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:41,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:41,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:41,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:52:41,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:41,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:41,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:41,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:41,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:52:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:52:42,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:52:42,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:52:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:42,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:52:42,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:52:42,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:52:42,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:52:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:52:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:42,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:42,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:52:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:42,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:42,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:42,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:52:42,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:42,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:42,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:42,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:52:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:42,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:52:42,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:52:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:42,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:42,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 17:52:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:42,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:42,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:42,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:42,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:42,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 17:52:42,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2029568333] [2020-10-12 17:52:42,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:52:42,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-12 17:52:42,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44434794] [2020-10-12 17:52:42,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-12 17:52:42,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:52:42,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-12 17:52:42,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-12 17:52:42,207 INFO L87 Difference]: Start difference. First operand 366 states and 441 transitions. Second operand 14 states. [2020-10-12 17:52:42,729 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:52:43,674 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:43,970 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:52:44,238 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:52:44,496 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:45,790 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:46,029 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:46,291 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:52:46,556 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:52:47,554 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:47,798 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:48,073 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:52:48,309 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:52:49,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:52:49,327 INFO L93 Difference]: Finished difference Result 1015 states and 1388 transitions. [2020-10-12 17:52:49,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-12 17:52:49,327 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 104 [2020-10-12 17:52:49,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:52:49,334 INFO L225 Difference]: With dead ends: 1015 [2020-10-12 17:52:49,334 INFO L226 Difference]: Without dead ends: 631 [2020-10-12 17:52:49,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=336, Invalid=1224, Unknown=0, NotChecked=0, Total=1560 [2020-10-12 17:52:49,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2020-10-12 17:52:49,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 502. [2020-10-12 17:52:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-10-12 17:52:49,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 606 transitions. [2020-10-12 17:52:49,468 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 606 transitions. Word has length 104 [2020-10-12 17:52:49,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:52:49,469 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 606 transitions. [2020-10-12 17:52:49,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-12 17:52:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 606 transitions. [2020-10-12 17:52:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-12 17:52:49,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:52:49,474 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:52:49,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:52:49,474 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:52:49,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:52:49,475 INFO L82 PathProgramCache]: Analyzing trace with hash -645312187, now seen corresponding path program 1 times [2020-10-12 17:52:49,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:52:49,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1319523290] [2020-10-12 17:52:49,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:52:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:49,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:49,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:49,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:50,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-12 17:52:54,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:52:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-12 17:52:54,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:52:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-12 17:52:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,868 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:52:54,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:52:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:54,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-12 17:52:54,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:52:54,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:52:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:54,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:52:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:54,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:54,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:54,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:54,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:52:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:52:54,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:54,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:52:54,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:52:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:54,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:54,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:54,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:54,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:54,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:54,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:54,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:54,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:52:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:52:55,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:52:55,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-12 17:52:55,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:52:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:52:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:52:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:52:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:52:55,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:52:55,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:52:55,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:52:55,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:52:55,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:52:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:52:55,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:52:55,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:52:55,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:52:55,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:52:55,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:52:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:52:55,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:52:55,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:52:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:52:55,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:52:55,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:52:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:52:55,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:52:55,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:52:55,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:52:55,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:52:55,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:52:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:52:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:52:55,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:52:55,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:52:55,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:52:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:52:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:55,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:52:55,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:52:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:52:55,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:52:55,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:52:55,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:52:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:52:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:55,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:52:55,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:52:55,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:52:55,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:52:55,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:52:55,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:52:55,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:52:55,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:52:55,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:52:55,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:52:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 17:52:55,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1319523290] [2020-10-12 17:52:55,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:52:55,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:52:55,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332661867] [2020-10-12 17:52:55,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:52:55,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:52:55,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:52:55,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:52:55,349 INFO L87 Difference]: Start difference. First operand 502 states and 606 transitions. Second operand 13 states. [2020-10-12 17:52:55,984 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:52:56,812 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:57,068 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:52:57,316 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:52:57,587 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:52:59,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:52:59,792 INFO L93 Difference]: Finished difference Result 1294 states and 1840 transitions. [2020-10-12 17:52:59,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-12 17:52:59,793 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 132 [2020-10-12 17:52:59,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:52:59,801 INFO L225 Difference]: With dead ends: 1294 [2020-10-12 17:52:59,801 INFO L226 Difference]: Without dead ends: 820 [2020-10-12 17:52:59,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=235, Invalid=635, Unknown=0, NotChecked=0, Total=870 [2020-10-12 17:52:59,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2020-10-12 17:52:59,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 532. [2020-10-12 17:52:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-10-12 17:52:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 644 transitions. [2020-10-12 17:52:59,924 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 644 transitions. Word has length 132 [2020-10-12 17:52:59,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:52:59,924 INFO L479 AbstractCegarLoop]: Abstraction has 532 states and 644 transitions. [2020-10-12 17:52:59,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:52:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 644 transitions. [2020-10-12 17:52:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-12 17:52:59,929 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:52:59,929 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:52:59,929 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:52:59,929 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:52:59,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:52:59,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1120855890, now seen corresponding path program 1 times [2020-10-12 17:52:59,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:52:59,930 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2034101038] [2020-10-12 17:52:59,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:52:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:52:59,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:00,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:00,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:01,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:04,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:04,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-12 17:53:04,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:05,308 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:05,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-12 17:53:05,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:05,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:05,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:05,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:05,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:53:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:53:05,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:53:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-12 17:53:05,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:05,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:53:05,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:05,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:53:05,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:53:05,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:05,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:53:05,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-12 17:53:05,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:53:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:05,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:53:05,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:53:05,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:53:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:05,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:53:05,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:53:05,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:53:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:53:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:53:05,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:53:05,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:53:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:53:05,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:05,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:53:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:53:05,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:05,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:53:05,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:05,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:53:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:05,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:53:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:05,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:05,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:53:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-12 17:53:05,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:53:05,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:53:05,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:53:05,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:05,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:05,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:05,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:05,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:53:05,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:05,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:53:05,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:05,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:53:05,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:05,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:53:05,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:06,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:06,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:06,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:06,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:06,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:06,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:06,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:53:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:06,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:06,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 17:53:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:06,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:06,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:06,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:53:06,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:06,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-12 17:53:06,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:06,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:06,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:06,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:53:06,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:06,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:06,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:06,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:06,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:06,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:06,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:06,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:06,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:06,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:06,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-12 17:53:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:06,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:06,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:06,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:06,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:06,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:06,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:06,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:06,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:06,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:06,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:06,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:53:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:06,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:06,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:06,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:06,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:06,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:06,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:06,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:06,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:06,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:06,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-12 17:53:06,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2034101038] [2020-10-12 17:53:06,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:53:06,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 17:53:06,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863825397] [2020-10-12 17:53:06,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 17:53:06,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:06,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 17:53:06,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2020-10-12 17:53:06,205 INFO L87 Difference]: Start difference. First operand 532 states and 644 transitions. Second operand 19 states. [2020-10-12 17:53:07,064 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:08,098 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:08,399 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:08,683 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:08,935 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:09,228 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:09,507 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:10,018 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:10,354 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:10,634 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:10,875 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:11,177 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:11,434 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:11,970 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:12,213 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:13,059 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:13,310 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:13,584 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:14,933 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:15,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:53:15,806 INFO L93 Difference]: Finished difference Result 1654 states and 2419 transitions. [2020-10-12 17:53:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-12 17:53:15,806 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2020-10-12 17:53:15,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:53:15,807 INFO L225 Difference]: With dead ends: 1654 [2020-10-12 17:53:15,808 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:53:15,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=799, Invalid=3107, Unknown=0, NotChecked=0, Total=3906 [2020-10-12 17:53:15,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:53:15,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:53:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:53:15,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:53:15,817 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2020-10-12 17:53:15,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:53:15,817 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:53:15,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 17:53:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:53:15,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:53:15,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:53:15,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:53:18,683 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 3 [2020-10-12 17:53:21,939 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 14 [2020-10-12 17:53:22,070 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 14 [2020-10-12 17:53:24,572 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-12 17:53:24,955 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-12 17:53:25,462 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 19 [2020-10-12 17:53:25,635 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:53:25,833 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:26,025 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:26,234 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:26,513 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:53:27,032 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-12 17:53:27,196 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-12 17:53:27,927 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-12 17:53:28,476 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-12 17:53:29,158 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-10-12 17:53:29,825 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-10-12 17:53:30,627 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-12 17:53:31,126 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-12 17:53:31,478 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 7 [2020-10-12 17:53:32,054 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-12 17:53:32,283 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:32,830 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2020-10-12 17:53:33,494 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 26 [2020-10-12 17:53:34,013 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2020-10-12 17:53:34,364 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 11 [2020-10-12 17:53:34,552 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:34,742 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:35,256 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-12 17:53:35,424 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:53:35,919 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-12 17:53:36,236 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-12 17:53:36,558 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 11 [2020-10-12 17:53:36,799 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-12 17:53:37,135 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2020-10-12 17:53:37,313 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:37,585 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2020-10-12 17:53:37,932 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-12 17:53:38,280 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2020-10-12 17:53:38,450 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:53:38,628 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:38,812 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2020-10-12 17:53:39,448 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 30 [2020-10-12 17:53:39,620 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-12 17:53:39,948 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8 [2020-10-12 17:53:40,138 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2020-10-12 17:53:40,627 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-12 17:53:41,177 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 19 [2020-10-12 17:53:41,182 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-12 17:53:41,183 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-12 17:53:41,183 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-12 17:53:41,183 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-12 17:53:41,183 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-12 17:53:41,183 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-12 17:53:41,184 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-12 17:53:41,184 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-12 17:53:41,184 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-12 17:53:41,184 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-12 17:53:41,184 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-12 17:53:41,185 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-12 17:53:41,186 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-12 17:53:41,186 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:53:41,186 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-12 17:53:41,186 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:53:41,186 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,186 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,187 INFO L264 CegarLoopResult]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,187 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2020-10-12 17:53:41,187 INFO L268 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2020-10-12 17:53:41,187 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2020-10-12 17:53:41,187 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-10-12 17:53:41,187 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,187 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,188 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-12 17:53:41,188 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-12 17:53:41,189 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-12 17:53:41,190 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-12 17:53:41,190 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-12 17:53:41,190 INFO L264 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:53:41,190 INFO L268 CegarLoopResult]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2020-10-12 17:53:41,190 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (<= processEnvironment__wrappee__methaneQuery_~tmp~4 0) (<= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 17:53:41,190 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 17:53:41,190 INFO L268 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2020-10-12 17:53:41,191 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 17:53:41,191 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-12 17:53:41,191 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-10-12 17:53:41,191 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-12 17:53:41,191 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2020-10-12 17:53:41,191 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2020-10-12 17:53:41,191 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L797(lines 797 805) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L809(lines 809 817) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2020-10-12 17:53:41,192 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,193 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2020-10-12 17:53:41,193 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L271 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: true [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2020-10-12 17:53:41,194 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2020-10-12 17:53:41,194 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L264 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L264 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse0))) [2020-10-12 17:53:41,195 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 17:53:41,195 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse0))) [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L264 CegarLoopResult]: At program point L718(line 718) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point L716(lines 716 733) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2020-10-12 17:53:41,195 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2020-10-12 17:53:41,196 INFO L264 CegarLoopResult]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:53:41,196 INFO L264 CegarLoopResult]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:53:41,196 INFO L268 CegarLoopResult]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2020-10-12 17:53:41,196 INFO L268 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2020-10-12 17:53:41,196 INFO L264 CegarLoopResult]: At program point L950-2(lines 942 955) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:53:41,196 INFO L268 CegarLoopResult]: For program point L913(lines 912 959) no Hoare annotation was computed. [2020-10-12 17:53:41,196 INFO L264 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:53:41,196 INFO L268 CegarLoopResult]: For program point L942(lines 942 955) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L264 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L264 CegarLoopResult]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 17:53:41,197 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L922(lines 922 928) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-12 17:53:41,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L264 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point L884(lines 884 894) no Hoare annotation was computed. [2020-10-12 17:53:41,198 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~pumpRunning~0 0)) .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2020-10-12 17:53:41,198 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point L880(lines 880 897) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-10-12 17:53:41,199 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-12 17:53:41,200 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-12 17:53:41,201 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-12 17:53:41,202 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,203 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:53:41,203 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,203 INFO L268 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-10-12 17:53:41,203 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:53:41,203 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-10-12 17:53:41,203 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2020-10-12 17:53:41,203 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:53:41,203 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (or (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~6) (<= activatePump_~tmp~6 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L271 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: true [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L268 CegarLoopResult]: For program point L833-1(line 833) no Hoare annotation was computed. [2020-10-12 17:53:41,204 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-10-12 17:53:41,205 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-12 17:53:41,205 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-10-12 17:53:41,206 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2020-10-12 17:53:41,206 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-12 17:53:41,206 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-12 17:53:41,206 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= 1 ~systemActive~0)) (and .cse0 .cse1)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:53:41,206 INFO L264 CegarLoopResult]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse2 .cse3) (or .cse1 .cse4 .cse3) (or .cse2 .cse4 (and .cse0 (= ~pumpRunning~0 0))))) [2020-10-12 17:53:41,206 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= 1 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,206 INFO L268 CegarLoopResult]: For program point L658(lines 657 676) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,207 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,207 INFO L271 CegarLoopResult]: At program point L572(lines 547 576) the Hoare annotation is: true [2020-10-12 17:53:41,207 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-10-12 17:53:41,207 INFO L264 CegarLoopResult]: At program point L561-1(lines 561 565) the Hoare annotation is: (or (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:53:41,208 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-12 17:53:41,208 INFO L264 CegarLoopResult]: At program point L557-2(lines 557 571) the Hoare annotation is: (or (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:53:41,208 INFO L264 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:53:41,208 INFO L268 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-10-12 17:53:41,208 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-12 17:53:41,208 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2020-10-12 17:53:41,208 INFO L268 CegarLoopResult]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2020-10-12 17:53:41,208 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2020-10-12 17:53:41,209 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2020-10-12 17:53:41,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,209 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-12 17:53:41,209 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:53:41,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:53:41,209 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-10-12 17:53:41,209 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2020-10-12 17:53:41,209 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-10-12 17:53:41,209 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2020-10-12 17:53:41,210 INFO L268 CegarLoopResult]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2020-10-12 17:53:41,210 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-12 17:53:41,210 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2020-10-12 17:53:41,210 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2020-10-12 17:53:41,210 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2020-10-12 17:53:41,210 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2020-10-12 17:53:41,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:53:41 BoogieIcfgContainer [2020-10-12 17:53:41,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:53:41,233 INFO L168 Benchmark]: Toolchain (without parser) took 87499.47 ms. Allocated memory was 140.0 MB in the beginning and 1.1 GB in the end (delta: 931.7 MB). Free memory was 101.6 MB in the beginning and 140.1 MB in the end (delta: -38.5 MB). Peak memory consumption was 933.9 MB. Max. memory is 7.1 GB. [2020-10-12 17:53:41,234 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:53:41,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.70 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 170.1 MB in the end (delta: -68.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:53:41,235 INFO L168 Benchmark]: Boogie Preprocessor took 138.14 ms. Allocated memory is still 203.4 MB. Free memory was 170.1 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-10-12 17:53:41,236 INFO L168 Benchmark]: RCFGBuilder took 1207.40 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.4 MB in the beginning and 192.6 MB in the end (delta: -27.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2020-10-12 17:53:41,237 INFO L168 Benchmark]: TraceAbstraction took 85470.59 ms. Allocated memory was 236.5 MB in the beginning and 1.1 GB in the end (delta: 835.2 MB). Free memory was 191.2 MB in the beginning and 140.1 MB in the end (delta: 51.1 MB). Peak memory consumption was 927.0 MB. Max. memory is 7.1 GB. [2020-10-12 17:53:41,240 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.70 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 170.1 MB in the end (delta: -68.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.14 ms. Allocated memory is still 203.4 MB. Free memory was 170.1 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.40 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.4 MB in the beginning and 192.6 MB in the end (delta: -27.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 85470.59 ms. Allocated memory was 236.5 MB in the beginning and 1.1 GB in the end (delta: 835.2 MB). Free memory was 191.2 MB in the beginning and 140.1 MB in the end (delta: 51.1 MB). Peak memory consumption was 927.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: ((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (1 == systemActive && methaneLevelCritical == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 59.9s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 29.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 663 SDtfs, 2319 SDslu, 1385 SDs, 0 SdLazy, 8435 SolverSat, 1864 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 358 GetRequests, 198 SyntacticMatches, 1 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 14.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=532occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 547 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1416 PreInvPairs, 2005 NumberOfFragments, 1422 HoareAnnotationTreeSize, 1416 FomulaSimplifications, 3277967 FormulaSimplificationTreeSizeReduction, 8.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 43818 FormulaSimplificationTreeSizeReductionInter, 16.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 29.2s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 196689 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 70/78 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...