/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec5_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:18:33,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:18:33,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:18:33,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:18:33,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:18:33,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:18:33,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:18:33,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:18:33,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:18:33,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:18:33,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:18:33,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:18:33,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:18:33,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:18:33,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:18:33,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:18:33,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:18:33,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:18:33,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:18:33,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:18:33,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:18:33,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:18:33,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:18:33,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:18:33,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:18:33,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:18:33,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:18:33,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:18:33,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:18:33,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:18:33,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:18:33,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:18:33,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:18:33,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:18:33,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:18:33,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:18:33,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:18:33,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:18:33,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:18:33,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:18:33,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:18:33,696 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 [2020-10-14 07:18:33,741 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:18:33,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:18:33,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:18:33,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:18:33,744 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:18:33,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:18:33,744 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:18:33,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:18:33,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:18:33,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:18:33,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:18:33,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:18:33,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:18:33,747 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:18:33,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:18:33,747 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:18:33,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:18:33,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:18:33,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:18:33,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:18:33,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:18:33,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:18:33,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:18:33,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:18:33,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:18:33,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:18:33,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:18:33,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:18:33,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:18:33,750 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:18:34,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:18:34,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:18:34,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:18:34,048 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:18:34,048 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:18:34,049 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-10-14 07:18:34,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651b79c3a/e555d98916a44326a7dc21830d0f574d/FLAG40e65b17a [2020-10-14 07:18:34,633 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:18:34,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-10-14 07:18:34,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651b79c3a/e555d98916a44326a7dc21830d0f574d/FLAG40e65b17a [2020-10-14 07:18:34,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/651b79c3a/e555d98916a44326a7dc21830d0f574d [2020-10-14 07:18:34,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:18:34,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:18:34,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:34,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:18:34,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:18:34,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:34" (1/1) ... [2020-10-14 07:18:34,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7331a2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:34, skipping insertion in model container [2020-10-14 07:18:34,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:34" (1/1) ... [2020-10-14 07:18:34,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:18:34,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:18:35,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:35,431 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:18:35,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:35,613 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:18:35,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35 WrapperNode [2020-10-14 07:18:35,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:35,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:18:35,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:18:35,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:18:35,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (1/1) ... [2020-10-14 07:18:35,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:18:35,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:18:35,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:18:35,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:18:35,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (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 [2020-10-14 07:18:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:18:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:18:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:18:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:18:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:18:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:18:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:18:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:18:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:18:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:18:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:18:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:18:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:18:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:18:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:18:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:18:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:18:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:18:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:18:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:18:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:18:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:18:38,769 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:18:38,769 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:18:38,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:38 BoogieIcfgContainer [2020-10-14 07:18:38,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:18:38,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:18:38,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:18:38,779 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:18:38,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:18:34" (1/3) ... [2020-10-14 07:18:38,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2427f202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:38, skipping insertion in model container [2020-10-14 07:18:38,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:35" (2/3) ... [2020-10-14 07:18:38,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2427f202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:38, skipping insertion in model container [2020-10-14 07:18:38,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:38" (3/3) ... [2020-10-14 07:18:38,782 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2020-10-14 07:18:38,792 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:18:38,800 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:18:38,813 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:18:38,837 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:18:38,838 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:18:38,838 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:18:38,838 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:18:38,838 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:18:38,838 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:18:38,839 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:18:38,839 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:18:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-10-14 07:18:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:18:38,871 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:38,872 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:38,872 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:38,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:38,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1021809772, now seen corresponding path program 1 times [2020-10-14 07:18:38,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:38,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108842659] [2020-10-14 07:18:38,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:39,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:39,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:41,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:43,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:43,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:18:43,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:18:43,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4515 [2020-10-14 07:18:43,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:43,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:43,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:43,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:18:43,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:43,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 07:18:44,058 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:44,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:18:44,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:44,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:18:44,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:44,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:44,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:44,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:44,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:18:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:44,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:18:44,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:18:44,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:44,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:18:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 07:18:44,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:18:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:44,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:44,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:44,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:44,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:44,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:44,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108842659] [2020-10-14 07:18:44,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:44,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:18:44,225 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184392517] [2020-10-14 07:18:44,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:18:44,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:44,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:18:44,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:44,249 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2020-10-14 07:18:45,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:45,282 INFO L93 Difference]: Finished difference Result 264 states and 343 transitions. [2020-10-14 07:18:45,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:18:45,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:18:45,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:45,298 INFO L225 Difference]: With dead ends: 264 [2020-10-14 07:18:45,298 INFO L226 Difference]: Without dead ends: 147 [2020-10-14 07:18:45,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:45,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-14 07:18:45,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 118. [2020-10-14 07:18:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-10-14 07:18:45,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2020-10-14 07:18:45,388 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 59 [2020-10-14 07:18:45,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:45,388 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2020-10-14 07:18:45,388 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:18:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2020-10-14 07:18:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-14 07:18:45,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:45,393 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:45,393 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:18:45,393 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:45,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:45,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1517301573, now seen corresponding path program 1 times [2020-10-14 07:18:45,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:45,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [246244914] [2020-10-14 07:18:45,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:47,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:48,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:48,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:18:48,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:18:48,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3216 [2020-10-14 07:18:48,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:48,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:18:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 07:18:48,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:18:48,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:48,948 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:48,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:48,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:48,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:48,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:48,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:48,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:18:48,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:48,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:48,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:48,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:48,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:48,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:48,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:48,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:48,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:48,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:48,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:48,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:49,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:49,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:49,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:49,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:49,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:49,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:49,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:49,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:49,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:18:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:49,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:49,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:49,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:49,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:49,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 07:18:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:49,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:49,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:49,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:49,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 07:18:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:49,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:49,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:49,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:18:49,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:49,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:49,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:18:49,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [246244914] [2020-10-14 07:18:49,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:49,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:18:49,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842397107] [2020-10-14 07:18:49,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:18:49,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:49,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:18:49,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:18:49,128 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 8 states. [2020-10-14 07:18:49,766 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:18:50,309 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:50,920 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:51,195 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-14 07:18:51,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:51,288 INFO L93 Difference]: Finished difference Result 209 states and 271 transitions. [2020-10-14 07:18:51,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:18:51,289 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-14 07:18:51,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:51,291 INFO L225 Difference]: With dead ends: 209 [2020-10-14 07:18:51,291 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:18:51,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:18:51,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:18:51,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:18:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:18:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:18:51,295 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-14 07:18:51,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:51,295 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:18:51,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:18:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:18:51,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:18:51,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:18:51,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:18:52,167 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:18:52,340 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,507 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,650 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,828 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:52,964 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:18:53,102 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:53,238 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:18:53,359 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:18:53,514 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:53,651 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:53,800 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:53,951 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:54,094 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:54,250 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:54,398 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:54,552 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:54,715 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:18:54,855 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:18:54,860 INFO L268 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-10-14 07:18:54,860 INFO L268 CegarLoopResult]: For program point L629-1(lines 629 633) no Hoare annotation was computed. [2020-10-14 07:18:54,860 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 598 653) no Hoare annotation was computed. [2020-10-14 07:18:54,861 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-14 07:18:54,861 INFO L268 CegarLoopResult]: For program point L623-2(lines 623 644) no Hoare annotation was computed. [2020-10-14 07:18:54,861 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 598 653) no Hoare annotation was computed. [2020-10-14 07:18:54,861 INFO L268 CegarLoopResult]: For program point L645(lines 622 646) no Hoare annotation was computed. [2020-10-14 07:18:54,861 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 598 653) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point L699(line 699) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 654 713) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 654 713) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point L686(lines 686 690) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 690) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 654 713) no Hoare annotation was computed. [2020-10-14 07:18:54,862 INFO L268 CegarLoopResult]: For program point L681(line 681) no Hoare annotation was computed. [2020-10-14 07:18:54,863 INFO L268 CegarLoopResult]: For program point L680-2(lines 680 705) no Hoare annotation was computed. [2020-10-14 07:18:54,863 INFO L268 CegarLoopResult]: For program point L706(lines 679 707) no Hoare annotation was computed. [2020-10-14 07:18:54,863 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 529 535) the Hoare annotation is: true [2020-10-14 07:18:54,863 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 529 535) no Hoare annotation was computed. [2020-10-14 07:18:54,863 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 536 544) no Hoare annotation was computed. [2020-10-14 07:18:54,863 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 536 544) the Hoare annotation is: true [2020-10-14 07:18:54,863 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 536 544) no Hoare annotation was computed. [2020-10-14 07:18:54,864 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 233 240) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:18:54,864 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 233 240) no Hoare annotation was computed. [2020-10-14 07:18:54,864 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 233 240) no Hoare annotation was computed. [2020-10-14 07:18:54,864 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 241 250) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:18:54,864 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 241 250) no Hoare annotation was computed. [2020-10-14 07:18:54,864 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 241 250) no Hoare annotation was computed. [2020-10-14 07:18:54,864 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-10-14 07:18:54,865 INFO L271 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-10-14 07:18:54,865 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-10-14 07:18:54,865 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 251 279) the Hoare annotation is: true [2020-10-14 07:18:54,865 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 251 279) no Hoare annotation was computed. [2020-10-14 07:18:54,865 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,865 INFO L268 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-10-14 07:18:54,865 INFO L268 CegarLoopResult]: For program point L263(lines 263 273) no Hoare annotation was computed. [2020-10-14 07:18:54,865 INFO L271 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: true [2020-10-14 07:18:54,866 INFO L268 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-10-14 07:18:54,866 INFO L268 CegarLoopResult]: For program point L259(lines 259 276) no Hoare annotation was computed. [2020-10-14 07:18:54,866 INFO L268 CegarLoopResult]: For program point L259-1(lines 251 279) no Hoare annotation was computed. [2020-10-14 07:18:54,866 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,866 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,866 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,867 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,867 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-14 07:18:54,867 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-14 07:18:54,867 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,867 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,867 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-14 07:18:54,868 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-14 07:18:54,869 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2020-10-14 07:18:54,870 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:18:54,870 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 441 449) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 441 449) the Hoare annotation is: true [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 441 449) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point L480-1(line 480) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point L469(lines 469 477) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 450 485) no Hoare annotation was computed. [2020-10-14 07:18:54,871 INFO L268 CegarLoopResult]: For program point L457(lines 457 465) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point L457-2(lines 457 465) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 450 485) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 450 485) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 522 528) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 522 528) the Hoare annotation is: true [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 552 597) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 552 597) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 552 597) no Hoare annotation was computed. [2020-10-14 07:18:54,872 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 865 910) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L268 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L268 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L268 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 865 910) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 865 910) no Hoare annotation was computed. [2020-10-14 07:18:54,873 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,873 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-10-14 07:18:54,874 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 430 440) the Hoare annotation is: true [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 430 440) no Hoare annotation was computed. [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 430 440) no Hoare annotation was computed. [2020-10-14 07:18:54,874 INFO L271 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: true [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point L435-1(line 435) no Hoare annotation was computed. [2020-10-14 07:18:54,874 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 422 429) the Hoare annotation is: true [2020-10-14 07:18:54,874 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 422 429) no Hoare annotation was computed. [2020-10-14 07:18:54,875 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 422 429) no Hoare annotation was computed. [2020-10-14 07:18:54,875 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:54,875 INFO L268 CegarLoopResult]: For program point L408-1(lines 389 413) no Hoare annotation was computed. [2020-10-14 07:18:54,875 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 389 413) no Hoare annotation was computed. [2020-10-14 07:18:54,875 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 389 413) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:54,875 INFO L264 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:54,875 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:54,875 INFO L268 CegarLoopResult]: For program point L397(lines 397 405) no Hoare annotation was computed. [2020-10-14 07:18:54,876 INFO L264 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:54,876 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-10-14 07:18:54,876 INFO L268 CegarLoopResult]: For program point L393(lines 393 410) no Hoare annotation was computed. [2020-10-14 07:18:54,876 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 381 387) no Hoare annotation was computed. [2020-10-14 07:18:54,876 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 381 387) the Hoare annotation is: true [2020-10-14 07:18:54,876 INFO L264 CegarLoopResult]: At program point testENTRY(lines 282 347) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:54,876 INFO L264 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point L312(lines 312 318) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point testFINAL(lines 282 347) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L264 CegarLoopResult]: At program point L337(lines 292 339) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,877 INFO L264 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point L302(lines 302 308) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point L302-1(lines 302 308) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-10-14 07:18:54,877 INFO L264 CegarLoopResult]: At program point L340(lines 291 341) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,878 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-10-14 07:18:54,878 INFO L264 CegarLoopResult]: At program point L328-1(lines 322 335) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point L293(lines 292 339) no Hoare annotation was computed. [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point testEXIT(lines 282 347) no Hoare annotation was computed. [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point L322(lines 322 335) no Hoare annotation was computed. [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point L833(lines 833 853) no Hoare annotation was computed. [2020-10-14 07:18:54,878 INFO L268 CegarLoopResult]: For program point L833-1(lines 833 853) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 819 864) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 819 864) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 819 864) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point L839(lines 839 846) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2020-10-14 07:18:54,879 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 512 521) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 512 521) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 512 521) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 716 818) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L766(lines 765 785) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L762(lines 762 803) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-10-14 07:18:54,880 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 716 818) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L740(lines 740 744) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L804(lines 804 815) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 785) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L786(lines 764 787) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 716 818) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L745(lines 745 761) no Hoare annotation was computed. [2020-10-14 07:18:54,881 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-10-14 07:18:54,882 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,882 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~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:18:54,882 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,882 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 414 421) no Hoare annotation was computed. [2020-10-14 07:18:54,882 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 414 421) no Hoare annotation was computed. [2020-10-14 07:18:54,882 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 414 421) no Hoare annotation was computed. [2020-10-14 07:18:54,883 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 220 228) the Hoare annotation is: true [2020-10-14 07:18:54,883 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2020-10-14 07:18:54,883 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2020-10-14 07:18:54,883 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:18:54,883 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2020-10-14 07:18:54,883 INFO L268 CegarLoopResult]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2020-10-14 07:18:54,883 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,884 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,884 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,884 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,884 INFO L264 CegarLoopResult]: At program point L368(lines 368 374) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,884 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 354 380) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:54,884 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:54,884 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 354 380) no Hoare annotation was computed. [2020-10-14 07:18:54,884 INFO L268 CegarLoopResult]: For program point L361(lines 357 379) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point L359(lines 357 379) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 354 380) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-14 07:18:54,885 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,885 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-14 07:18:54,886 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:54,886 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:54,886 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-14 07:18:54,886 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-14 07:18:54,886 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2020-10-14 07:18:54,886 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2020-10-14 07:18:54,886 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2020-10-14 07:18:54,886 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-14 07:18:54,887 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,887 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:18:54,887 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:54,887 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2020-10-14 07:18:54,888 INFO L268 CegarLoopResult]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2020-10-14 07:18:54,888 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:18:54,888 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2020-10-14 07:18:54,888 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2020-10-14 07:18:54,888 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2020-10-14 07:18:54,888 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2020-10-14 07:18:54,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:18:54 BoogieIcfgContainer [2020-10-14 07:18:54,904 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:18:54,906 INFO L168 Benchmark]: Toolchain (without parser) took 19968.78 ms. Allocated memory was 148.4 MB in the beginning and 595.1 MB in the end (delta: 446.7 MB). Free memory was 102.3 MB in the beginning and 471.3 MB in the end (delta: -368.9 MB). Peak memory consumption was 409.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,907 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.90 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 174.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,908 INFO L168 Benchmark]: Boogie Preprocessor took 87.95 ms. Allocated memory is still 206.0 MB. Free memory was 174.4 MB in the beginning and 169.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,909 INFO L168 Benchmark]: RCFGBuilder took 3070.55 ms. Allocated memory was 206.0 MB in the beginning and 231.7 MB in the end (delta: 25.7 MB). Free memory was 169.8 MB in the beginning and 191.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,910 INFO L168 Benchmark]: TraceAbstraction took 16128.00 ms. Allocated memory was 231.7 MB in the beginning and 595.1 MB in the end (delta: 363.3 MB). Free memory was 191.6 MB in the beginning and 471.3 MB in the end (delta: -279.7 MB). Peak memory consumption was 414.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:54,914 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.90 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 174.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.95 ms. Allocated memory is still 206.0 MB. Free memory was 174.4 MB in the beginning and 169.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3070.55 ms. Allocated memory was 206.0 MB in the beginning and 231.7 MB in the end (delta: 25.7 MB). Free memory was 169.8 MB in the beginning and 191.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16128.00 ms. Allocated memory was 231.7 MB in the beginning and 595.1 MB in the end (delta: 363.3 MB). Free memory was 191.6 MB in the beginning and 471.3 MB in the end (delta: -279.7 MB). Peak memory consumption was 414.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 292]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.4s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 213 SDtfs, 225 SDslu, 174 SDs, 0 SdLazy, 474 SolverSat, 139 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 164 PreInvPairs, 196 NumberOfFragments, 593 HoareAnnotationTreeSize, 164 FomulaSimplifications, 1167 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 55 FomulaSimplificationsInter, 5177 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 32087 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...