/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=NARROWEST --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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:35:37,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:35:37,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:35:37,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:35:37,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:35:37,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:35:37,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:35:37,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:35:37,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:35:37,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:35:37,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:35:37,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:35:37,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:35:37,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:35:37,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:35:37,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:35:37,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:35:37,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:35:37,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:35:37,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:35:37,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:35:37,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:35:37,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:35:37,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:35:37,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:35:37,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:35:37,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:35:37,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:35:37,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:35:37,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:35:37,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:35:37,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:35:37,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:35:37,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:35:37,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:35:37,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:35:37,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:35:37,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:35:37,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:35:37,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:35:37,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:35:37,636 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 [2020-10-13 12:35:37,687 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:35:37,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:35:37,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:35:37,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:35:37,692 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:35:37,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:35:37,693 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:35:37,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:35:37,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:35:37,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:35:37,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:35:37,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:35:37,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:35:37,694 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:35:37,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:35:37,695 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:35:37,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:35:37,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:35:37,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:35:37,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:35:37,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:35:37,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:35:37,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:35:37,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:35:37,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:35:37,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:35:37,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:35:37,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:35:37,699 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:35:37,699 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:35:38,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:35:38,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:35:38,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:35:38,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:35:38,054 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:35:38,055 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2020-10-13 12:35:38,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/acf16d1fd/49d9688cbd42435cbd2301e364a4b3d5/FLAGd79e4fa8e [2020-10-13 12:35:38,589 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:35:38,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2020-10-13 12:35:38,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/acf16d1fd/49d9688cbd42435cbd2301e364a4b3d5/FLAGd79e4fa8e [2020-10-13 12:35:38,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/acf16d1fd/49d9688cbd42435cbd2301e364a4b3d5 [2020-10-13 12:35:38,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:35:38,919 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:35:38,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:38,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:35:38,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:35:38,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:38" (1/1) ... [2020-10-13 12:35:38,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12af90c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:38, skipping insertion in model container [2020-10-13 12:35:38,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:38" (1/1) ... [2020-10-13 12:35:38,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:35:38,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:35:39,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:39,440 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:35:39,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:39,546 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:35:39,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39 WrapperNode [2020-10-13 12:35:39,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:39,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:35:39,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:35:39,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:35:39,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (1/1) ... [2020-10-13 12:35:39,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:35:39,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:35:39,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:35:39,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:35:39,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (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 [2020-10-13 12:35:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:35:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:35:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:35:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:35:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:35:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:35:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:35:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:35:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:35:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:35:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:35:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:35:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:35:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:35:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:35:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:35:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:35:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:35:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:35:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:35:40,810 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:35:40,810 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:35:40,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:40 BoogieIcfgContainer [2020-10-13 12:35:40,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:35:40,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:35:40,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:35:40,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:35:40,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:35:38" (1/3) ... [2020-10-13 12:35:40,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab2e2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:40, skipping insertion in model container [2020-10-13 12:35:40,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:39" (2/3) ... [2020-10-13 12:35:40,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab2e2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:40, skipping insertion in model container [2020-10-13 12:35:40,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:40" (3/3) ... [2020-10-13 12:35:40,824 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2020-10-13 12:35:40,835 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:35:40,843 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:35:40,858 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:35:40,884 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:35:40,884 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:35:40,884 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:35:40,884 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:35:40,885 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:35:40,885 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:35:40,885 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:35:40,886 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:35:40,909 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-13 12:35:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:35:40,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:40,920 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] [2020-10-13 12:35:40,920 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:40,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:40,927 INFO L82 PathProgramCache]: Analyzing trace with hash -536149365, now seen corresponding path program 1 times [2020-10-13 12:35:40,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:40,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974431354] [2020-10-13 12:35:40,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:41,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:41,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:42,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:42,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:42,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:43,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-13 12:35:46,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:35:46,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 12:35:46,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:35:46,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:35:46,579 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:46,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-13 12:35:46,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:35:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:35:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:46,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:35:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:46,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:35:46,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974431354] [2020-10-13 12:35:46,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:46,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:35:46,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249104146] [2020-10-13 12:35:46,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:35:46,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:46,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:35:46,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:35:46,775 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 4 states. [2020-10-13 12:35:47,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:47,858 INFO L93 Difference]: Finished difference Result 219 states and 292 transitions. [2020-10-13 12:35:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:35:47,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-13 12:35:47,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:47,880 INFO L225 Difference]: With dead ends: 219 [2020-10-13 12:35:47,880 INFO L226 Difference]: Without dead ends: 125 [2020-10-13 12:35:47,886 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:35:47,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-10-13 12:35:48,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 95. [2020-10-13 12:35:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-13 12:35:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-10-13 12:35:48,027 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2020-10-13 12:35:48,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:48,027 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-10-13 12:35:48,028 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:35:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-10-13 12:35:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:35:48,032 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:48,032 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] [2020-10-13 12:35:48,032 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:35:48,032 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:48,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:48,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1955999865, now seen corresponding path program 1 times [2020-10-13 12:35:48,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:48,034 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1619385553] [2020-10-13 12:35:48,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:49,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:49,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:49,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 12:35:53,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:35:53,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:35:53,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:35:53,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:53,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:53,544 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:53,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:53,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:35:53,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:53,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:53,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:53,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:53,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:53,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:53,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:35:53,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:53,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:53,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:53,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:53,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:53,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:53,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:35:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:53,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:53,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:53,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:53,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:35:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:53,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:53,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:53,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:53,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:35:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:53,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:53,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:53,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:53,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:53,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:53,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:53,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:53,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:35:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:35:53,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1619385553] [2020-10-13 12:35:53,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:53,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:35:53,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393975274] [2020-10-13 12:35:53,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:35:53,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:53,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:35:53,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:35:53,694 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-10-13 12:35:54,272 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:54,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:54,853 INFO L93 Difference]: Finished difference Result 155 states and 193 transitions. [2020-10-13 12:35:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:35:54,854 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-13 12:35:54,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:54,856 INFO L225 Difference]: With dead ends: 155 [2020-10-13 12:35:54,857 INFO L226 Difference]: Without dead ends: 115 [2020-10-13 12:35:54,858 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:35:54,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-13 12:35:54,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 86. [2020-10-13 12:35:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-13 12:35:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-10-13 12:35:54,889 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2020-10-13 12:35:54,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:54,890 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-10-13 12:35:54,890 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:35:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-10-13 12:35:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-13 12:35:54,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:54,892 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] [2020-10-13 12:35:54,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:35:54,892 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:54,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:54,893 INFO L82 PathProgramCache]: Analyzing trace with hash 989054586, now seen corresponding path program 1 times [2020-10-13 12:35:54,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:54,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [503317747] [2020-10-13 12:35:54,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:54,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:56,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:59,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:59,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 12:35:59,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:35:59,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:35:59,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:59,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-13 12:35:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:35:59,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,280 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:00,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:00,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:36:00,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:00,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:00,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:00,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:00,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:00,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:00,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:00,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:00,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:00,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:00,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 12:36:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:00,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:00,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:00,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:00,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 12:36:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:00,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:00,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:00,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:00,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:36:00,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:00,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:36:00,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [503317747] [2020-10-13 12:36:00,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:00,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:36:00,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064707599] [2020-10-13 12:36:00,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:36:00,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:00,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:36:00,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:36:00,383 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 8 states. [2020-10-13 12:36:00,779 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:36:01,597 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:36:01,890 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:02,172 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:02,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:02,359 INFO L93 Difference]: Finished difference Result 157 states and 202 transitions. [2020-10-13 12:36:02,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:36:02,360 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-13 12:36:02,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:02,360 INFO L225 Difference]: With dead ends: 157 [2020-10-13 12:36:02,361 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:36:02,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:36:02,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:36:02,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:36:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:36:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:36:02,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-13 12:36:02,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:02,364 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:36:02,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:36:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:36:02,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:36:02,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:36:02,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:36:03,503 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:03,670 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:03,833 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:04,016 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:04,191 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:04,356 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:04,539 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:04,718 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:04,885 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:05,056 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,292 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:05,485 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,648 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:05,823 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:06,015 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,190 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,377 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,567 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-13 12:36:06,729 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,739 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-13 12:36:06,740 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-13 12:36:06,741 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-13 12:36:06,742 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-13 12:36:06,742 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-13 12:36:06,742 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-13 12:36:06,742 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:06,742 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-13 12:36:06,742 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:06,742 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 866 888) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,742 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 866 888) no Hoare annotation was computed. [2020-10-13 12:36:06,743 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,743 INFO L264 CegarLoopResult]: At program point L878-1(line 878) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,743 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 866 888) no Hoare annotation was computed. [2020-10-13 12:36:06,743 INFO L268 CegarLoopResult]: For program point L876(lines 876 883) no Hoare annotation was computed. [2020-10-13 12:36:06,743 INFO L268 CegarLoopResult]: For program point L876-1(lines 876 883) no Hoare annotation was computed. [2020-10-13 12:36:06,743 INFO L268 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-10-13 12:36:06,743 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,744 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,744 INFO L264 CegarLoopResult]: At program point L872-1(line 872) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,744 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-13 12:36:06,744 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-13 12:36:06,744 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 824 847) no Hoare annotation was computed. [2020-10-13 12:36:06,744 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 824 847) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 824 847) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-13 12:36:06,745 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-13 12:36:06,746 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-13 12:36:06,746 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-10-13 12:36:06,746 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-10-13 12:36:06,746 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-10-13 12:36:06,746 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-13 12:36:06,747 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 578 592) no Hoare annotation was computed. [2020-10-13 12:36:06,747 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:06,747 INFO L268 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2020-10-13 12:36:06,747 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 578 592) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 578 592) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 488 495) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 488 495) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 488 495) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 533 541) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 533 541) the Hoare annotation is: true [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 533 541) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point L572-1(line 572) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point L561(lines 561 569) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2020-10-13 12:36:06,748 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 542 577) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 542 577) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point L549(lines 549 557) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 542 577) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-13 12:36:06,749 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-13 12:36:06,750 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 855 865) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,750 INFO L264 CegarLoopResult]: At program point L860(line 860) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:36:06,750 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 855 865) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 855 865) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 522 532) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 522 532) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 522 532) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 514 521) the Hoare annotation is: true [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 514 521) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 514 521) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 481 487) no Hoare annotation was computed. [2020-10-13 12:36:06,751 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 481 487) the Hoare annotation is: true [2020-10-13 12:36:06,751 INFO L268 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-10-13 12:36:06,752 INFO L264 CegarLoopResult]: At program point testENTRY(lines 597 662) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:06,752 INFO L268 CegarLoopResult]: For program point testFINAL(lines 597 662) no Hoare annotation was computed. [2020-10-13 12:36:06,752 INFO L264 CegarLoopResult]: At program point L655(lines 606 656) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:06,752 INFO L264 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,752 INFO L268 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2020-10-13 12:36:06,752 INFO L264 CegarLoopResult]: At program point L643-1(lines 637 650) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,752 INFO L268 CegarLoopResult]: For program point L608(lines 607 654) no Hoare annotation was computed. [2020-10-13 12:36:06,752 INFO L268 CegarLoopResult]: For program point L637(lines 637 650) no Hoare annotation was computed. [2020-10-13 12:36:06,753 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,753 INFO L268 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2020-10-13 12:36:06,753 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2020-10-13 12:36:06,753 INFO L264 CegarLoopResult]: At program point L652(lines 607 654) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,753 INFO L264 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,753 INFO L268 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2020-10-13 12:36:06,753 INFO L268 CegarLoopResult]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point testEXIT(lines 597 662) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-13 12:36:06,754 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L264 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:06,755 INFO L268 CegarLoopResult]: For program point L695(lines 695 701) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L268 CegarLoopResult]: For program point L694(lines 694 704) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:06,755 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L268 CegarLoopResult]: For program point L690-1(lines 682 710) no Hoare annotation was computed. [2020-10-13 12:36:06,755 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 682 710) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:06,756 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 682 710) no Hoare annotation was computed. [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 760 782) no Hoare annotation was computed. [2020-10-13 12:36:06,756 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 760 782) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 760 782) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 674 681) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 674 681) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 674 681) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:06,757 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-13 12:36:06,758 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-13 12:36:06,759 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-13 12:36:06,760 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,760 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#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~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~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~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~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:06,760 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,760 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-13 12:36:06,760 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 497 513) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point L508-1(lines 497 513) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 497 513) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 783 791) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 783 791) no Hoare annotation was computed. [2020-10-13 12:36:06,761 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 783 791) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 739 750) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point L743-1(lines 739 750) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 739 750) no Hoare annotation was computed. [2020-10-13 12:36:06,762 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 751 759) the Hoare annotation is: true [2020-10-13 12:36:06,762 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 751 759) no Hoare annotation was computed. [2020-10-13 12:36:06,763 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 751 759) no Hoare annotation was computed. [2020-10-13 12:36:06,763 INFO L264 CegarLoopResult]: At program point L470(line 470) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,764 INFO L264 CegarLoopResult]: At program point L468(lines 468 474) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,764 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 457 480) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-13 12:36:06,764 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:06,764 INFO L268 CegarLoopResult]: For program point L461(lines 460 479) no Hoare annotation was computed. [2020-10-13 12:36:06,764 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 457 480) no Hoare annotation was computed. [2020-10-13 12:36:06,764 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 457 480) no Hoare annotation was computed. [2020-10-13 12:36:06,764 INFO L271 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: true [2020-10-13 12:36:06,765 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 794 823) no Hoare annotation was computed. [2020-10-13 12:36:06,765 INFO L268 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-13 12:36:06,765 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 794 823) the Hoare annotation is: true [2020-10-13 12:36:06,765 INFO L271 CegarLoopResult]: At program point L819(lines 794 823) the Hoare annotation is: true [2020-10-13 12:36:06,765 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-13 12:36:06,765 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-10-13 12:36:06,766 INFO L271 CegarLoopResult]: At program point L808-1(lines 808 812) the Hoare annotation is: true [2020-10-13 12:36:06,766 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-13 12:36:06,766 INFO L271 CegarLoopResult]: At program point L804-2(lines 804 818) the Hoare annotation is: true [2020-10-13 12:36:06,766 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 715 726) the Hoare annotation is: true [2020-10-13 12:36:06,766 INFO L268 CegarLoopResult]: For program point L719-1(lines 715 726) no Hoare annotation was computed. [2020-10-13 12:36:06,767 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 715 726) no Hoare annotation was computed. [2020-10-13 12:36:06,767 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 848 854) no Hoare annotation was computed. [2020-10-13 12:36:06,767 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 848 854) the Hoare annotation is: true [2020-10-13 12:36:06,767 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,767 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:36:06,767 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:06,767 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:06,767 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 727 738) no Hoare annotation was computed. [2020-10-13 12:36:06,768 INFO L268 CegarLoopResult]: For program point L731-1(lines 727 738) no Hoare annotation was computed. [2020-10-13 12:36:06,768 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 727 738) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:06,768 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 664 671) no Hoare annotation was computed. [2020-10-13 12:36:06,769 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2020-10-13 12:36:06,770 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 664 671) the Hoare annotation is: true [2020-10-13 12:36:06,770 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 664 671) no Hoare annotation was computed. [2020-10-13 12:36:06,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:06 BoogieIcfgContainer [2020-10-13 12:36:06,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:06,792 INFO L168 Benchmark]: Toolchain (without parser) took 27873.53 ms. Allocated memory was 148.4 MB in the beginning and 720.9 MB in the end (delta: 572.5 MB). Free memory was 103.2 MB in the beginning and 595.2 MB in the end (delta: -492.0 MB). Peak memory consumption was 583.7 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,793 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.62 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.8 MB in the beginning and 175.4 MB in the end (delta: -72.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,803 INFO L168 Benchmark]: Boogie Preprocessor took 86.51 ms. Allocated memory is still 205.0 MB. Free memory was 175.4 MB in the beginning and 171.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,804 INFO L168 Benchmark]: RCFGBuilder took 1181.48 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 171.1 MB in the beginning and 196.9 MB in the end (delta: -25.9 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,805 INFO L168 Benchmark]: TraceAbstraction took 25972.64 ms. Allocated memory was 234.4 MB in the beginning and 720.9 MB in the end (delta: 486.5 MB). Free memory was 195.6 MB in the beginning and 595.2 MB in the end (delta: -399.7 MB). Peak memory consumption was 590.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:06,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.62 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.8 MB in the beginning and 175.4 MB in the end (delta: -72.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.51 ms. Allocated memory is still 205.0 MB. Free memory was 175.4 MB in the beginning and 171.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1181.48 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 171.1 MB in the beginning and 196.9 MB in the end (delta: -25.9 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25972.64 ms. Allocated memory was 234.4 MB in the beginning and 720.9 MB in the end (delta: 486.5 MB). Free memory was 195.6 MB in the beginning and 595.2 MB in the end (delta: -399.7 MB). Peak memory consumption was 590.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 668]: 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: 606]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 242 SDtfs, 330 SDslu, 165 SDs, 0 SdLazy, 545 SolverSat, 209 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 124 PreInvPairs, 144 NumberOfFragments, 554 HoareAnnotationTreeSize, 124 FomulaSimplifications, 6990 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 46 FomulaSimplificationsInter, 4604 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 156 ConstructedInterpolants, 0 QuantifiedInterpolants, 39308 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...