/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:22:42,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:22:42,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:22:42,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:22:42,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:22:42,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:22:42,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:22:42,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:22:42,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:22:42,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:22:42,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:22:42,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:22:42,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:22:42,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:22:42,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:22:42,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:22:42,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:22:42,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:22:42,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:22:42,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:22:42,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:22:42,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:22:42,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:22:42,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:22:42,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:22:42,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:22:42,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:22:42,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:22:42,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:22:42,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:22:42,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:22:42,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:22:42,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:22:42,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:22:42,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:22:42,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:22:42,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:22:42,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:22:42,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:22:42,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:22:42,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:22:42,691 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 [2020-10-29 11:22:42,717 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:22:42,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:22:42,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:22:42,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:22:42,719 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:22:42,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:22:42,719 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:22:42,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:22:42,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:22:42,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:22:42,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:22:42,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:22:42,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:22:42,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:22:42,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:22:42,721 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:22:42,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:22:42,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:22:42,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:22:42,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:22:42,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:22:42,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:22:42,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:22:42,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:22:42,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:22:42,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:22:42,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:22:42,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:22:42,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:22:42,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:22:43,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:22:43,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:22:43,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:22:43,092 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:22:43,095 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:22:43,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-10-29 11:22:43,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6d234ee9/5687e5547f7c408f8bfa5dc270553e86/FLAG723f30256 [2020-10-29 11:22:43,745 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:22:43,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-10-29 11:22:43,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6d234ee9/5687e5547f7c408f8bfa5dc270553e86/FLAG723f30256 [2020-10-29 11:22:44,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f6d234ee9/5687e5547f7c408f8bfa5dc270553e86 [2020-10-29 11:22:44,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:22:44,051 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:22:44,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:22:44,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:22:44,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:22:44,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a50f6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44, skipping insertion in model container [2020-10-29 11:22:44,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:22:44,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:22:44,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:22:44,501 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:22:44,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:22:44,698 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:22:44,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44 WrapperNode [2020-10-29 11:22:44,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:22:44,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:22:44,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:22:44,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:22:44,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (1/1) ... [2020-10-29 11:22:44,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:22:44,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:22:44,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:22:44,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:22:44,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (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 [2020-10-29 11:22:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:22:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:22:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:22:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:22:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:22:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:22:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:22:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:22:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:22:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:22:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:22:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:22:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:22:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:22:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:22:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:22:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:22:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:22:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:22:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:22:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:22:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:22:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:22:45,965 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:22:45,966 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:22:45,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:22:45 BoogieIcfgContainer [2020-10-29 11:22:45,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:22:45,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:22:45,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:22:45,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:22:45,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:22:44" (1/3) ... [2020-10-29 11:22:45,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c2e601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:22:45, skipping insertion in model container [2020-10-29 11:22:45,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:44" (2/3) ... [2020-10-29 11:22:45,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c2e601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:22:45, skipping insertion in model container [2020-10-29 11:22:45,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:22:45" (3/3) ... [2020-10-29 11:22:45,977 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2020-10-29 11:22:45,988 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:22:45,994 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:22:46,008 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:22:46,036 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:22:46,036 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:22:46,036 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:22:46,036 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:22:46,037 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:22:46,037 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:22:46,037 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:22:46,037 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:22:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-10-29 11:22:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:22:46,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:22:46,069 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] [2020-10-29 11:22:46,070 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:22:46,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:22:46,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1398920060, now seen corresponding path program 1 times [2020-10-29 11:22:46,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:22:46,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080328267] [2020-10-29 11:22:46,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:22:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:46,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:46,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:46,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:48,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:48,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:22:51,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:22:51,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:22:51,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:22:51,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:51,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:22:51,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:22:51,792 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:22:51,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:22:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:51,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:51,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:51,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 11:22:51,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:51,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:51,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:22:51,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:51,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:22:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:51,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:51,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:51,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:51,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:51,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:51,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:51,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:51,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:22:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:51,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:51,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:51,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:51,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:51,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:51,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:51,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:22:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:51,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:51,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:51,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:22:51,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:51,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:51,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:22:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:51,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:51,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:51,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:51,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:51,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:51,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:51,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:51,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:52,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:22:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:52,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:52,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:52,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:52,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:52,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:52,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:52,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:52,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:22:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:52,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:52,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:52,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:52,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:52,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:52,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:52,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:52,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:52,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:22:52,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080328267] [2020-10-29 11:22:52,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:22:52,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:22:52,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860310457] [2020-10-29 11:22:52,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:22:52,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:22:52,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:22:52,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:22:52,052 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 4 states. [2020-10-29 11:22:52,474 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:22:54,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:22:54,540 INFO L93 Difference]: Finished difference Result 380 states and 512 transitions. [2020-10-29 11:22:54,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:22:54,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:22:54,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:22:54,558 INFO L225 Difference]: With dead ends: 380 [2020-10-29 11:22:54,558 INFO L226 Difference]: Without dead ends: 245 [2020-10-29 11:22:54,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:22:54,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-29 11:22:54,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 185. [2020-10-29 11:22:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-10-29 11:22:54,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 224 transitions. [2020-10-29 11:22:54,710 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 224 transitions. Word has length 47 [2020-10-29 11:22:54,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:22:54,710 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 224 transitions. [2020-10-29 11:22:54,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:22:54,710 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 224 transitions. [2020-10-29 11:22:54,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 11:22:54,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:22:54,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:22:54,715 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:22:54,715 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:22:54,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:22:54,716 INFO L82 PathProgramCache]: Analyzing trace with hash -252902847, now seen corresponding path program 1 times [2020-10-29 11:22:54,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:22:54,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474635147] [2020-10-29 11:22:54,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:22:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:54,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:55,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:55,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:55,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:59,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:59,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-29 11:22:59,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:22:59,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:22:59,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:59,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:59,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:22:59,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:59,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 11:22:59,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:00,218 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:00,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:00,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:00,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:00,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:00,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:00,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:00,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:00,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:00,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:00,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:00,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:00,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:00,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:23:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:23:00,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:23:00,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:23:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:00,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:00,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:23:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:00,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:00,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 11:23:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:00,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:00,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:00,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:00,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:23:00,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474635147] [2020-10-29 11:23:00,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:00,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:23:00,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666304874] [2020-10-29 11:23:00,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:23:00,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:00,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:23:00,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:23:00,422 INFO L87 Difference]: Start difference. First operand 185 states and 224 transitions. Second operand 8 states. [2020-10-29 11:23:00,965 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:02,154 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:02,945 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:03,323 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:03,729 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:23:04,211 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:05,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:05,695 INFO L93 Difference]: Finished difference Result 678 states and 954 transitions. [2020-10-29 11:23:05,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:23:05,699 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2020-10-29 11:23:05,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:05,707 INFO L225 Difference]: With dead ends: 678 [2020-10-29 11:23:05,707 INFO L226 Difference]: Without dead ends: 472 [2020-10-29 11:23:05,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:23:05,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2020-10-29 11:23:05,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 312. [2020-10-29 11:23:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-10-29 11:23:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 381 transitions. [2020-10-29 11:23:05,860 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 381 transitions. Word has length 61 [2020-10-29 11:23:05,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:05,860 INFO L481 AbstractCegarLoop]: Abstraction has 312 states and 381 transitions. [2020-10-29 11:23:05,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:23:05,861 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 381 transitions. [2020-10-29 11:23:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:23:05,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:05,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:23:05,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:23:05,865 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:23:05,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:05,866 INFO L82 PathProgramCache]: Analyzing trace with hash 85985528, now seen corresponding path program 1 times [2020-10-29 11:23:05,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:05,866 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1815885014] [2020-10-29 11:23:05,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:05,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:06,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:06,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:07,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:07,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1857 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:23:07,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,160 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:08,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:08,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:08,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:08,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:08,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:08,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:08,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:08,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:08,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:23:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:08,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:23:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:23:08,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:23:08,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:23:08,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:23:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:08,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:08,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:23:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:08,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:08,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:08,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:08,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:08,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:08,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:23:08,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1815885014] [2020-10-29 11:23:08,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:08,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:23:08,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378183674] [2020-10-29 11:23:08,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:23:08,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:08,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:23:08,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:23:08,381 INFO L87 Difference]: Start difference. First operand 312 states and 381 transitions. Second operand 10 states. [2020-10-29 11:23:08,976 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:10,238 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:10,656 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:11,044 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:23:11,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:11,663 INFO L93 Difference]: Finished difference Result 620 states and 828 transitions. [2020-10-29 11:23:11,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:23:11,663 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:23:11,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:11,664 INFO L225 Difference]: With dead ends: 620 [2020-10-29 11:23:11,664 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:23:11,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:23:11,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:23:11,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:23:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:23:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:23:11,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-29 11:23:11,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:11,670 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:23:11,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:23:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:23:11,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:23:11,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:23:11,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:23:11,801 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:23:16,075 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:23:16,620 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:23:16,903 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:17,201 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:17,472 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:23:17,756 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:18,042 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:23:18,386 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-10-29 11:23:18,896 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-29 11:23:19,240 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:20,053 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:23:20,324 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:23:20,861 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:23:21,175 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:21,689 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:23:22,196 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:23:22,681 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 11 [2020-10-29 11:23:22,969 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:23,256 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:23,568 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:24,041 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:23:24,322 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:24,856 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:23:25,130 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:23:25,919 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:23:26,688 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:23:26,966 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:23:27,490 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:23:28,034 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:23:28,038 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:23:28,039 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:23:28,039 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:23:28,039 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:23:28,039 INFO L274 CegarLoopResult]: For program point L380(lines 357 381) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 333 388) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point L364-1(lines 364 368) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 333 388) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point L358-2(lines 358 379) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 333 388) no Hoare annotation was computed. [2020-10-29 11:23:28,040 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point L415-2(lines 415 440) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point L441(lines 414 442) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 389 448) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-10-29 11:23:28,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 389 448) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 389 448) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point L421-1(lines 421 425) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 668 674) the Hoare annotation is: true [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 668 674) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 675 683) no Hoare annotation was computed. [2020-10-29 11:23:28,042 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 675 683) the Hoare annotation is: true [2020-10-29 11:23:28,042 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 675 683) no Hoare annotation was computed. [2020-10-29 11:23:28,043 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 766 788) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,043 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 766 788) no Hoare annotation was computed. [2020-10-29 11:23:28,043 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 766 788) no Hoare annotation was computed. [2020-10-29 11:23:28,043 INFO L270 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,043 INFO L270 CegarLoopResult]: At program point L778-1(line 778) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,043 INFO L274 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2020-10-29 11:23:28,044 INFO L274 CegarLoopResult]: For program point L776-1(lines 776 783) no Hoare annotation was computed. [2020-10-29 11:23:28,044 INFO L274 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-29 11:23:28,044 INFO L270 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,044 INFO L270 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,044 INFO L270 CegarLoopResult]: At program point L772-1(line 772) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,044 INFO L274 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-10-29 11:23:28,044 INFO L274 CegarLoopResult]: For program point L736(line 736) no Hoare annotation was computed. [2020-10-29 11:23:28,044 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 725 748) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L735(line 735) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L734(line 734) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L733(line 733) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 725 748) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 725 748) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-29 11:23:28,045 INFO L274 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point L739(line 739) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point L738(line 738) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 257 271) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:23:28,046 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 257 271) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point L261(lines 261 267) no Hoare annotation was computed. [2020-10-29 11:23:28,046 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 257 271) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-29 11:23:28,047 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 661 667) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 661 667) the Hoare annotation is: true [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 287 332) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 287 332) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 287 332) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 600 645) no Hoare annotation was computed. [2020-10-29 11:23:28,048 INFO L274 CegarLoopResult]: For program point L631(lines 631 632) no Hoare annotation was computed. [2020-10-29 11:23:28,049 INFO L274 CegarLoopResult]: For program point L624(lines 624 625) no Hoare annotation was computed. [2020-10-29 11:23:28,049 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 624 625) no Hoare annotation was computed. [2020-10-29 11:23:28,049 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 631 632) no Hoare annotation was computed. [2020-10-29 11:23:28,049 INFO L274 CegarLoopResult]: For program point L620(lines 620 627) no Hoare annotation was computed. [2020-10-29 11:23:28,050 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 600 645) no Hoare annotation was computed. [2020-10-29 11:23:28,050 INFO L274 CegarLoopResult]: For program point L614(lines 614 634) no Hoare annotation was computed. [2020-10-29 11:23:28,050 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 600 645) no Hoare annotation was computed. [2020-10-29 11:23:28,050 INFO L274 CegarLoopResult]: For program point L614-1(lines 614 634) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 756 765) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 756 765) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 756 765) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 201 211) the Hoare annotation is: true [2020-10-29 11:23:28,051 INFO L277 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: true [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-10-29 11:23:28,051 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-10-29 11:23:28,051 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-10-29 11:23:28,052 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-10-29 11:23:28,052 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-10-29 11:23:28,052 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,052 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,052 INFO L274 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-10-29 11:23:28,052 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:23:28,052 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:23:28,052 INFO L274 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-10-29 11:23:28,052 INFO L270 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:23:28,052 INFO L274 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-10-29 11:23:28,053 INFO L274 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-10-29 11:23:28,053 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-10-29 11:23:28,053 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-10-29 11:23:28,053 INFO L270 CegarLoopResult]: At program point testENTRY(lines 48 115) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,053 INFO L274 CegarLoopResult]: For program point L60(lines 60 64) no Hoare annotation was computed. [2020-10-29 11:23:28,053 INFO L274 CegarLoopResult]: For program point testFINAL(lines 48 115) no Hoare annotation was computed. [2020-10-29 11:23:28,053 INFO L270 CegarLoopResult]: At program point L108(lines 57 109) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,054 INFO L270 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,054 INFO L274 CegarLoopResult]: For program point L96(lines 96 102) no Hoare annotation was computed. [2020-10-29 11:23:28,054 INFO L270 CegarLoopResult]: At program point L96-1(lines 88 103) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,054 INFO L274 CegarLoopResult]: For program point L59(lines 58 107) no Hoare annotation was computed. [2020-10-29 11:23:28,054 INFO L270 CegarLoopResult]: At program point L90(line 90) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,054 INFO L274 CegarLoopResult]: For program point L88(lines 88 103) no Hoare annotation was computed. [2020-10-29 11:23:28,054 INFO L270 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,054 INFO L274 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2020-10-29 11:23:28,054 INFO L274 CegarLoopResult]: For program point L78-1(lines 78 84) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L270 CegarLoopResult]: At program point L105(lines 58 107) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,055 INFO L270 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point L68(lines 68 74) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point L68-1(lines 68 74) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point testEXIT(lines 48 115) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 578 579) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point L574(lines 574 581) no Hoare annotation was computed. [2020-10-29 11:23:28,055 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 585 586) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 554 599) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L568(lines 568 588) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L568-1(lines 568 588) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 554 599) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 554 599) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L585(lines 585 586) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L578(lines 578 579) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 864 886) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:23:28,056 INFO L274 CegarLoopResult]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 864 886) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 864 886) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 451 553) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L475(lines 475 479) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L539(lines 539 550) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L502(lines 502 506) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 520) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L521(lines 499 522) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 451 553) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L480(lines 480 496) no Hoare annotation was computed. [2020-10-29 11:23:28,057 INFO L274 CegarLoopResult]: For program point L540(lines 540 547) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L501(lines 500 520) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L532-1(line 532) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 451 553) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L497(lines 497 538) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 651 660) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 651 660) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 651 660) no Hoare annotation was computed. [2020-10-29 11:23:28,058 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 887 895) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 887 895) no Hoare annotation was computed. [2020-10-29 11:23:28,059 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 887 895) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L274 CegarLoopResult]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 843 854) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:23:28,060 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 843 854) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,060 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 128 151) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:23:28,060 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:23:28,061 INFO L270 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,061 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 128 151) no Hoare annotation was computed. [2020-10-29 11:23:28,061 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 128 151) no Hoare annotation was computed. [2020-10-29 11:23:28,061 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,061 INFO L274 CegarLoopResult]: For program point L132(lines 131 150) no Hoare annotation was computed. [2020-10-29 11:23:28,061 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 695 724) no Hoare annotation was computed. [2020-10-29 11:23:28,061 INFO L270 CegarLoopResult]: At program point L705-2(lines 705 719) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,062 INFO L270 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:23:28,062 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 695 724) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:23:28,062 INFO L274 CegarLoopResult]: For program point L701-1(line 701) no Hoare annotation was computed. [2020-10-29 11:23:28,062 INFO L277 CegarLoopResult]: At program point L720(lines 695 724) the Hoare annotation is: true [2020-10-29 11:23:28,062 INFO L274 CegarLoopResult]: For program point L716(line 716) no Hoare annotation was computed. [2020-10-29 11:23:28,062 INFO L274 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2020-10-29 11:23:28,062 INFO L270 CegarLoopResult]: At program point L709-1(lines 709 713) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:23:28,062 INFO L274 CegarLoopResult]: For program point L706(line 706) no Hoare annotation was computed. [2020-10-29 11:23:28,062 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 855 863) the Hoare annotation is: true [2020-10-29 11:23:28,062 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 855 863) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 855 863) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 819 830) the Hoare annotation is: true [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 819 830) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 749 755) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 749 755) the Hoare annotation is: true [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,063 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:23:28,063 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:23:28,063 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 272 279) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 831 842) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 831 842) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point L835-1(lines 831 842) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point L689(line 689) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 685 692) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 685 692) the Hoare annotation is: true [2020-10-29 11:23:28,064 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 685 692) no Hoare annotation was computed. [2020-10-29 11:23:28,064 INFO L270 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point L798(lines 798 811) no Hoare annotation was computed. [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point L798-1(lines 790 814) no Hoare annotation was computed. [2020-10-29 11:23:28,065 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 790 814) the Hoare annotation is: true [2020-10-29 11:23:28,065 INFO L277 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: true [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point L796-1(line 796) no Hoare annotation was computed. [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 790 814) no Hoare annotation was computed. [2020-10-29 11:23:28,065 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:23:28,065 INFO L274 CegarLoopResult]: For program point L802(lines 802 808) no Hoare annotation was computed. [2020-10-29 11:23:28,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:23:28 BoogieIcfgContainer [2020-10-29 11:23:28,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:23:28,084 INFO L168 Benchmark]: Toolchain (without parser) took 44037.42 ms. Allocated memory was 163.6 MB in the beginning and 508.6 MB in the end (delta: 345.0 MB). Free memory was 144.2 MB in the beginning and 362.4 MB in the end (delta: -218.2 MB). Peak memory consumption was 316.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:23:28,085 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 163.6 MB. Free memory is still 134.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:23:28,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.82 ms. Allocated memory is still 163.6 MB. Free memory was 143.5 MB in the beginning and 140.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 15.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:23:28,087 INFO L168 Benchmark]: Boogie Preprocessor took 86.52 ms. Allocated memory is still 163.6 MB. Free memory was 140.0 MB in the beginning and 136.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:23:28,088 INFO L168 Benchmark]: RCFGBuilder took 1179.03 ms. Allocated memory was 163.6 MB in the beginning and 198.2 MB in the end (delta: 34.6 MB). Free memory was 136.1 MB in the beginning and 132.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:23:28,089 INFO L168 Benchmark]: TraceAbstraction took 42112.83 ms. Allocated memory was 198.2 MB in the beginning and 508.6 MB in the end (delta: 310.4 MB). Free memory was 132.0 MB in the beginning and 362.4 MB in the end (delta: -230.5 MB). Peak memory consumption was 270.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:23:28,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 163.6 MB. Free memory is still 134.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 648.82 ms. Allocated memory is still 163.6 MB. Free memory was 143.5 MB in the beginning and 140.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 15.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 86.52 ms. Allocated memory is still 163.6 MB. Free memory was 140.0 MB in the beginning and 136.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1179.03 ms. Allocated memory was 163.6 MB in the beginning and 198.2 MB in the end (delta: 34.6 MB). Free memory was 136.1 MB in the beginning and 132.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 42112.83 ms. Allocated memory was 198.2 MB in the beginning and 508.6 MB in the end (delta: 310.4 MB). Free memory was 132.0 MB in the beginning and 362.4 MB in the end (delta: -230.5 MB). Peak memory consumption was 270.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 624]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 631]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 226 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 310 SDtfs, 657 SDslu, 317 SDs, 0 SdLazy, 1491 SolverSat, 459 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 220 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 505 PreInvPairs, 686 NumberOfFragments, 782 HoareAnnotationTreeSize, 505 FomulaSimplifications, 65464 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 17766 FormulaSimplificationTreeSizeReductionInter, 12.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 54806 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...