/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_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:58:49,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:58:49,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:58:49,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:58:49,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:58:49,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:58:49,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:58:49,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:58:49,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:58:49,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:58:49,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:58:49,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:58:49,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:58:49,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:58:49,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:58:49,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:58:49,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:58:49,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:58:49,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:58:49,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:58:49,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:58:49,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:58:49,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:58:49,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:58:49,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:58:49,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:58:49,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:58:49,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:58:49,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:58:49,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:58:49,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:58:49,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:58:49,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:58:49,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:58:49,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:58:49,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:58:49,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:58:49,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:58:49,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:58:49,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:58:49,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:58:49,673 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 06:58:49,695 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:58:49,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:58:49,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:58:49,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:58:49,697 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:58:49,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:58:49,700 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:58:49,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:58:49,701 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:58:49,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:58:49,702 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:58:49,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:58:49,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:58:49,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:58:49,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:58:49,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:58:49,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:58:49,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:58:49,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:58:49,707 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 06:58:50,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:58:50,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:58:50,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:58:50,032 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:58:50,033 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:58:50,033 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-10-14 06:58:50,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ac931579/5056304d841244258812d7dc089bdf3f/FLAG7c2cee44c [2020-10-14 06:58:50,622 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:58:50,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2020-10-14 06:58:50,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ac931579/5056304d841244258812d7dc089bdf3f/FLAG7c2cee44c [2020-10-14 06:58:50,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ac931579/5056304d841244258812d7dc089bdf3f [2020-10-14 06:58:50,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:58:50,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:58:50,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:50,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:58:50,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:58:50,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:50" (1/1) ... [2020-10-14 06:58:50,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2617bd9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:50, skipping insertion in model container [2020-10-14 06:58:50,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:50" (1/1) ... [2020-10-14 06:58:50,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:58:51,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:58:51,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:51,490 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:58:51,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:51,610 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:58:51,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51 WrapperNode [2020-10-14 06:58:51,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:51,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:58:51,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:58:51,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:58:51,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (1/1) ... [2020-10-14 06:58:51,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:58:51,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:58:51,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:58:51,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:58:51,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (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 06:58:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:58:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:58:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:58:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:58:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:58:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:58:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:58:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:58:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:58:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:58:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:58:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:58:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:58:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:58:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:58:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:58:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:58:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:58:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:58:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:58:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:58:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:58:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:58:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:58:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:58:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 06:58:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:58:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:58:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:58:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:58:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:58:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:58:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:58:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:58:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:58:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:58:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:58:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:58:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:58:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:58:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:58:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:58:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:58:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:58:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:58:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 06:58:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:58:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:58:51,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:58:52,883 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:58:52,883 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:58:52,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:52 BoogieIcfgContainer [2020-10-14 06:58:52,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:58:52,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:58:52,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:58:52,894 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:58:52,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:58:50" (1/3) ... [2020-10-14 06:58:52,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704bdb99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:52, skipping insertion in model container [2020-10-14 06:58:52,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:51" (2/3) ... [2020-10-14 06:58:52,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704bdb99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:52, skipping insertion in model container [2020-10-14 06:58:52,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:52" (3/3) ... [2020-10-14 06:58:52,898 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2020-10-14 06:58:52,909 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:58:52,917 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:58:52,932 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:58:52,952 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:58:52,952 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:58:52,952 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:58:52,953 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:58:52,953 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:58:52,953 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:58:52,953 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:58:52,953 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:58:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2020-10-14 06:58:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:58:52,983 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:52,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:58:52,985 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:52,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:52,990 INFO L82 PathProgramCache]: Analyzing trace with hash 841763169, now seen corresponding path program 1 times [2020-10-14 06:58:52,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:52,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126742291] [2020-10-14 06:58:52,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:53,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:53,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:55,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:58:58,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:58,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 06:58:58,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:58:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:58:58,709 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:58,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:58,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:58:58,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:58,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:58,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:58,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:58,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:58,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:58,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:58,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:58,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:58,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:58,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:58,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:58:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:58,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:58:58,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:58,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:58:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:58,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:58,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:58,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:58,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:58,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:58,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:58,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:58,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:58:58,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [126742291] [2020-10-14 06:58:58,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:58,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:58:58,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959820179] [2020-10-14 06:58:58,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:58:58,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:58,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:58:58,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:58,886 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 3 states. [2020-10-14 06:59:00,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:00,085 INFO L93 Difference]: Finished difference Result 260 states and 346 transitions. [2020-10-14 06:59:00,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:59:00,088 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:59:00,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:00,108 INFO L225 Difference]: With dead ends: 260 [2020-10-14 06:59:00,109 INFO L226 Difference]: Without dead ends: 142 [2020-10-14 06:59:00,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:59:00,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-14 06:59:00,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 109. [2020-10-14 06:59:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-14 06:59:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 128 transitions. [2020-10-14 06:59:00,231 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 128 transitions. Word has length 46 [2020-10-14 06:59:00,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:00,232 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 128 transitions. [2020-10-14 06:59:00,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:59:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2020-10-14 06:59:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:59:00,236 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:00,237 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:00,237 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:59:00,238 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:00,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:00,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1716807413, now seen corresponding path program 1 times [2020-10-14 06:59:00,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:00,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [849944209] [2020-10-14 06:59:00,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:00,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:00,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:02,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:02,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:59:05,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:05,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 06:59:05,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:05,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:59:05,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:59:05,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,591 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:05,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 06:59:05,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:05,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:05,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:59:05,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:59:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:59:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:59:05,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:05,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [849944209] [2020-10-14 06:59:05,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:05,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:59:05,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454225160] [2020-10-14 06:59:05,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:59:05,763 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:05,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:59:05,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:59:05,764 INFO L87 Difference]: Start difference. First operand 109 states and 128 transitions. Second operand 4 states. [2020-10-14 06:59:06,241 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:59:06,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:06,874 INFO L93 Difference]: Finished difference Result 183 states and 225 transitions. [2020-10-14 06:59:06,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:59:06,875 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:59:06,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:06,878 INFO L225 Difference]: With dead ends: 183 [2020-10-14 06:59:06,878 INFO L226 Difference]: Without dead ends: 126 [2020-10-14 06:59:06,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:59:06,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-14 06:59:06,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 100. [2020-10-14 06:59:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-14 06:59:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-10-14 06:59:06,917 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 47 [2020-10-14 06:59:06,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:06,918 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-10-14 06:59:06,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:59:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-10-14 06:59:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:59:06,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:06,920 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:06,920 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:59:06,921 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:06,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:06,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1646650364, now seen corresponding path program 1 times [2020-10-14 06:59:06,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:06,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1266372418] [2020-10-14 06:59:06,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:06,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:07,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:07,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:08,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:59:11,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:59:11,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4413 [2020-10-14 06:59:11,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:59:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:59:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:59:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,654 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:11,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:11,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 06:59:11,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:11,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:11,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:11,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:11,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:11,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:11,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:11,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:11,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:11,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:11,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:11,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:11,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:11,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:11,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:11,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:11,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:59:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:11,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:11,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:11,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:11,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:11,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:59:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:11,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:11,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:11,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:11,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:11,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:11,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:11,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:59:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:11,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:11,753 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1266372418] [2020-10-14 06:59:11,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:11,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:59:11,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061638762] [2020-10-14 06:59:11,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:59:11,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:11,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:59:11,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:59:11,755 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 7 states. [2020-10-14 06:59:12,158 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:59:12,996 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:13,252 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:13,488 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 06:59:13,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:13,608 INFO L93 Difference]: Finished difference Result 173 states and 216 transitions. [2020-10-14 06:59:13,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:59:13,609 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:59:13,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:13,609 INFO L225 Difference]: With dead ends: 173 [2020-10-14 06:59:13,609 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:59:13,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:59:13,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:59:13,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:59:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:59:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:59:13,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:59:13,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:13,613 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:59:13,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:59:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:59:13,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:59:13,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:59:13,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:59:14,675 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:14,821 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:14,956 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:15,116 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:15,307 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:15,500 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:15,662 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:15,835 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:15,990 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:16,140 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:16,288 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:16,434 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:16,583 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:16,741 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:16,895 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:17,052 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:17,213 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:17,368 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:17,372 INFO L268 CegarLoopResult]: For program point L383(lines 383 387) no Hoare annotation was computed. [2020-10-14 06:59:17,372 INFO L268 CegarLoopResult]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point L377-2(lines 377 398) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 352 407) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point L399(lines 376 400) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 352 407) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 352 407) no Hoare annotation was computed. [2020-10-14 06:59:17,373 INFO L268 CegarLoopResult]: For program point L440(lines 440 444) no Hoare annotation was computed. [2020-10-14 06:59:17,374 INFO L268 CegarLoopResult]: For program point L440-1(lines 440 444) no Hoare annotation was computed. [2020-10-14 06:59:17,374 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 408 467) no Hoare annotation was computed. [2020-10-14 06:59:17,374 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-14 06:59:17,374 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 459) no Hoare annotation was computed. [2020-10-14 06:59:17,374 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 408 467) no Hoare annotation was computed. [2020-10-14 06:59:17,375 INFO L268 CegarLoopResult]: For program point L460(lines 433 461) no Hoare annotation was computed. [2020-10-14 06:59:17,375 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 408 467) no Hoare annotation was computed. [2020-10-14 06:59:17,375 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-14 06:59:17,375 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-10-14 06:59:17,375 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 175 181) the Hoare annotation is: true [2020-10-14 06:59:17,375 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 175 181) no Hoare annotation was computed. [2020-10-14 06:59:17,376 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 182 190) no Hoare annotation was computed. [2020-10-14 06:59:17,376 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 182 190) the Hoare annotation is: true [2020-10-14 06:59:17,376 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 182 190) no Hoare annotation was computed. [2020-10-14 06:59:17,376 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 267 289) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,376 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 267 289) no Hoare annotation was computed. [2020-10-14 06:59:17,376 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,377 INFO L264 CegarLoopResult]: At program point L279-1(line 279) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,377 INFO L268 CegarLoopResult]: For program point L277(lines 277 284) no Hoare annotation was computed. [2020-10-14 06:59:17,377 INFO L268 CegarLoopResult]: For program point L277-1(lines 277 284) no Hoare annotation was computed. [2020-10-14 06:59:17,377 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-14 06:59:17,377 INFO L264 CegarLoopResult]: At program point L274(line 274) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,377 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,378 INFO L264 CegarLoopResult]: At program point L273-1(line 273) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 267 289) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 225 248) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 225 248) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 225 248) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-14 06:59:17,378 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-14 06:59:17,379 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 697 703) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 697 703) the Hoare annotation is: true [2020-10-14 06:59:17,380 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 819 833) no Hoare annotation was computed. [2020-10-14 06:59:17,380 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point L823(lines 823 829) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 819 833) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 819 833) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 730 737) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 730 737) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 730 737) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2020-10-14 06:59:17,381 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point L802(lines 802 810) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 168 174) no Hoare annotation was computed. [2020-10-14 06:59:17,382 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 168 174) the Hoare annotation is: true [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 306 351) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 306 351) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 306 351) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point L639(lines 639 646) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 619 664) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point L633(lines 633 653) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point L633-1(lines 633 653) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 619 664) no Hoare annotation was computed. [2020-10-14 06:59:17,383 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 619 664) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 257 266) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 257 266) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 257 266) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-10-14 06:59:17,384 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 763 773) the Hoare annotation is: true [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 755 762) the Hoare annotation is: true [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2020-10-14 06:59:17,384 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2020-10-14 06:59:17,385 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 705 729) no Hoare annotation was computed. [2020-10-14 06:59:17,385 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,385 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 705 729) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,385 INFO L268 CegarLoopResult]: For program point L724-1(lines 705 729) no Hoare annotation was computed. [2020-10-14 06:59:17,385 INFO L264 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,385 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,385 INFO L268 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2020-10-14 06:59:17,385 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,385 INFO L268 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,386 INFO L264 CegarLoopResult]: At program point testENTRY(lines 843 910) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L264 CegarLoopResult]: At program point L903(lines 852 904) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,386 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-10-14 06:59:17,386 INFO L264 CegarLoopResult]: At program point L891-1(lines 883 898) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,386 INFO L268 CegarLoopResult]: For program point L854(lines 853 902) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point L883(lines 883 898) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L264 CegarLoopResult]: At program point L900(lines 853 902) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 573 618) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 573 618) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point L593(lines 593 600) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 573 618) no Hoare annotation was computed. [2020-10-14 06:59:17,387 INFO L268 CegarLoopResult]: For program point L587(lines 587 607) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point L587-1(lines 587 607) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 158 167) no Hoare annotation was computed. [2020-10-14 06:59:17,388 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 158 167) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 158 167) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 470 572) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point L558(lines 558 569) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point L521(lines 521 525) no Hoare annotation was computed. [2020-10-14 06:59:17,389 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 470 572) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L519-2(lines 519 539) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L540(lines 518 541) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L499(lines 499 515) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 470 572) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L559(lines 559 566) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L520(lines 519 539) no Hoare annotation was computed. [2020-10-14 06:59:17,390 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-14 06:59:17,391 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-10-14 06:59:17,391 INFO L268 CegarLoopResult]: For program point L516(lines 516 557) no Hoare annotation was computed. [2020-10-14 06:59:17,391 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,391 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~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 06:59:17,391 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,391 INFO L268 CegarLoopResult]: For program point L749(line 749) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point L749-1(lines 738 754) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 738 754) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point L745(lines 745 751) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 738 754) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:59:17,392 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,393 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,394 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-10-14 06:59:17,394 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:59:17,394 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:59:17,394 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 673 696) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,394 INFO L264 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,394 INFO L264 CegarLoopResult]: At program point L684(lines 684 690) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:17,394 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 673 696) no Hoare annotation was computed. [2020-10-14 06:59:17,395 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:17,395 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 673 696) no Hoare annotation was computed. [2020-10-14 06:59:17,395 INFO L268 CegarLoopResult]: For program point L677(lines 676 695) no Hoare annotation was computed. [2020-10-14 06:59:17,395 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 194 223) no Hoare annotation was computed. [2020-10-14 06:59:17,395 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 194 223) the Hoare annotation is: true [2020-10-14 06:59:17,395 INFO L271 CegarLoopResult]: At program point L219(lines 194 223) the Hoare annotation is: true [2020-10-14 06:59:17,395 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-14 06:59:17,396 INFO L268 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2020-10-14 06:59:17,396 INFO L271 CegarLoopResult]: At program point L208-1(lines 208 212) the Hoare annotation is: true [2020-10-14 06:59:17,396 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-14 06:59:17,396 INFO L271 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: true [2020-10-14 06:59:17,396 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-10-14 06:59:17,396 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-10-14 06:59:17,396 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-14 06:59:17,396 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:59:17,397 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:59:17,397 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-14 06:59:17,397 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 249 255) the Hoare annotation is: true [2020-10-14 06:59:17,397 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,397 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:59:17,397 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:59:17,397 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:17,397 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 834 841) no Hoare annotation was computed. [2020-10-14 06:59:17,398 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 834 841) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,398 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 834 841) no Hoare annotation was computed. [2020-10-14 06:59:17,398 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:59:17,398 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:59:17,398 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:17,398 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 291 298) no Hoare annotation was computed. [2020-10-14 06:59:17,399 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2020-10-14 06:59:17,399 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 291 298) the Hoare annotation is: true [2020-10-14 06:59:17,399 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 291 298) no Hoare annotation was computed. [2020-10-14 06:59:17,399 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-10-14 06:59:17,399 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-10-14 06:59:17,399 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:59:17,399 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-10-14 06:59:17,399 INFO L271 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: true [2020-10-14 06:59:17,400 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-10-14 06:59:17,400 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-10-14 06:59:17,400 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-10-14 06:59:17,400 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-10-14 06:59:17,400 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-14 06:59:17,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:59:17 BoogieIcfgContainer [2020-10-14 06:59:17,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:59:17,419 INFO L168 Benchmark]: Toolchain (without parser) took 26491.96 ms. Allocated memory was 147.8 MB in the beginning and 640.2 MB in the end (delta: 492.3 MB). Free memory was 103.1 MB in the beginning and 517.3 MB in the end (delta: -414.2 MB). Peak memory consumption was 468.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,420 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.93 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 103.1 MB in the beginning and 173.0 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,422 INFO L168 Benchmark]: Boogie Preprocessor took 113.99 ms. Allocated memory is still 203.4 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,423 INFO L168 Benchmark]: RCFGBuilder took 1163.44 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 169.1 MB in the beginning and 196.7 MB in the end (delta: -27.6 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,424 INFO L168 Benchmark]: TraceAbstraction took 24526.77 ms. Allocated memory was 234.4 MB in the beginning and 640.2 MB in the end (delta: 405.8 MB). Free memory was 195.0 MB in the beginning and 517.3 MB in the end (delta: -322.2 MB). Peak memory consumption was 473.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:17,428 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.93 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 103.1 MB in the beginning and 173.0 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.99 ms. Allocated memory is still 203.4 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.44 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 169.1 MB in the beginning and 196.7 MB in the end (delta: -27.6 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24526.77 ms. Allocated memory was 234.4 MB in the beginning and 640.2 MB in the end (delta: 405.8 MB). Free memory was 195.0 MB in the beginning and 517.3 MB in the end (delta: -322.2 MB). Peak memory consumption was 473.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: 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: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 278 SDtfs, 269 SDslu, 118 SDs, 0 SdLazy, 529 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 155 PreInvPairs, 173 NumberOfFragments, 540 HoareAnnotationTreeSize, 155 FomulaSimplifications, 3402 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 53 FomulaSimplificationsInter, 4942 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34340 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...