/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 15:21:58,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 15:21:58,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 15:21:58,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 15:21:58,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 15:21:58,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 15:21:58,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 15:21:58,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 15:21:58,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 15:21:58,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 15:21:58,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 15:21:58,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 15:21:58,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 15:21:58,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 15:21:58,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 15:21:58,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 15:21:58,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 15:21:58,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 15:21:58,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 15:21:58,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 15:21:58,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 15:21:58,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 15:21:58,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 15:21:58,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 15:21:58,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 15:21:58,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 15:21:58,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 15:21:58,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 15:21:58,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 15:21:58,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 15:21:58,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 15:21:58,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 15:21:58,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 15:21:58,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 15:21:58,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 15:21:58,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 15:21:58,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 15:21:58,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 15:21:58,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 15:21:58,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 15:21:58,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 15:21:58,626 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 [2020-08-18 15:21:58,656 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 15:21:58,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 15:21:58,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 15:21:58,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 15:21:58,658 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 15:21:58,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 15:21:58,658 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 15:21:58,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 15:21:58,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 15:21:58,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 15:21:58,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 15:21:58,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 15:21:58,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 15:21:58,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 15:21:58,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 15:21:58,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 15:21:58,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:21:58,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 15:21:58,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 15:21:58,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 15:21:58,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 15:21:58,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 15:21:58,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 15:21:58,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 15:21:58,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-18 15:21:58,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 15:21:59,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 15:21:59,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 15:21:59,018 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 15:21:59,018 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 15:21:59,020 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-08-18 15:21:59,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ea3fb2a80/19683a0fd59c47ff93ed890500fa9dd5/FLAG9962ca8aa [2020-08-18 15:21:59,572 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 15:21:59,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-08-18 15:21:59,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ea3fb2a80/19683a0fd59c47ff93ed890500fa9dd5/FLAG9962ca8aa [2020-08-18 15:21:59,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ea3fb2a80/19683a0fd59c47ff93ed890500fa9dd5 [2020-08-18 15:21:59,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 15:21:59,891 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 15:21:59,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 15:21:59,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 15:21:59,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 15:21:59,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:21:59" (1/1) ... [2020-08-18 15:21:59,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fb1f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:21:59, skipping insertion in model container [2020-08-18 15:21:59,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:21:59" (1/1) ... [2020-08-18 15:21:59,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 15:21:59,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 15:22:00,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:22:00,326 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 15:22:00,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:22:00,546 INFO L208 MainTranslator]: Completed translation [2020-08-18 15:22:00,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00 WrapperNode [2020-08-18 15:22:00,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 15:22:00,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 15:22:00,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 15:22:00,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 15:22:00,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (1/1) ... [2020-08-18 15:22:00,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 15:22:00,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 15:22:00,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 15:22:00,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 15:22:00,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (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 [2020-08-18 15:22:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 15:22:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 15:22:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 15:22:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 15:22:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 15:22:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 15:22:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 15:22:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 15:22:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 15:22:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 15:22:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 15:22:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 15:22:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 15:22:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 15:22:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 15:22:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 15:22:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 15:22:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 15:22:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 15:22:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 15:22:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 15:22:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 15:22:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 15:22:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 15:22:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 15:22:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 15:22:01,636 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 15:22:01,637 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 15:22:01,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:22:01 BoogieIcfgContainer [2020-08-18 15:22:01,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 15:22:01,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 15:22:01,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 15:22:01,646 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 15:22:01,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 03:21:59" (1/3) ... [2020-08-18 15:22:01,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee4577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:22:01, skipping insertion in model container [2020-08-18 15:22:01,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:22:00" (2/3) ... [2020-08-18 15:22:01,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee4577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:22:01, skipping insertion in model container [2020-08-18 15:22:01,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:22:01" (3/3) ... [2020-08-18 15:22:01,650 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2020-08-18 15:22:01,660 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 15:22:01,668 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 15:22:01,680 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 15:22:01,703 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 15:22:01,703 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 15:22:01,703 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 15:22:01,703 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 15:22:01,704 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 15:22:01,704 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 15:22:01,704 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 15:22:01,705 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 15:22:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-08-18 15:22:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 15:22:01,737 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:22:01,738 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:22:01,739 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:22:01,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:22:01,745 INFO L82 PathProgramCache]: Analyzing trace with hash -471941416, now seen corresponding path program 1 times [2020-08-18 15:22:01,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:22:01,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2059251493] [2020-08-18 15:22:01,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:22:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,381 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:22:02,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:22:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:22:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:22:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:22:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:22:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 15:22:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 15:22:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 15:22:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 15:22:02,535 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2059251493] [2020-08-18 15:22:02,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:22:02,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 15:22:02,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022040529] [2020-08-18 15:22:02,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 15:22:02,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:22:02,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 15:22:02,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 15:22:02,565 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 4 states. [2020-08-18 15:22:03,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:22:03,520 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2020-08-18 15:22:03,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 15:22:03,523 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 15:22:03,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:22:03,537 INFO L225 Difference]: With dead ends: 226 [2020-08-18 15:22:03,538 INFO L226 Difference]: Without dead ends: 127 [2020-08-18 15:22:03,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 15:22:03,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-08-18 15:22:03,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2020-08-18 15:22:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 15:22:03,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-08-18 15:22:03,646 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-08-18 15:22:03,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:22:03,647 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-08-18 15:22:03,647 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 15:22:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-08-18 15:22:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 15:22:03,651 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:22:03,651 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:22:03,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 15:22:03,652 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:22:03,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:22:03,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1643529997, now seen corresponding path program 1 times [2020-08-18 15:22:03,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:22:03,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [288047175] [2020-08-18 15:22:03,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:22:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,072 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:22:04,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:22:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:22:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:22:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:22:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:22:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:22:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 15:22:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 15:22:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 15:22:04,169 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [288047175] [2020-08-18 15:22:04,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:22:04,170 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 15:22:04,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350371905] [2020-08-18 15:22:04,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 15:22:04,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:22:04,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 15:22:04,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 15:22:04,173 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 9 states. [2020-08-18 15:22:04,590 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:22:04,927 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:05,197 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:05,428 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:06,366 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 15:22:07,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:22:07,444 INFO L93 Difference]: Finished difference Result 347 states and 442 transitions. [2020-08-18 15:22:07,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 15:22:07,448 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 15:22:07,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:22:07,453 INFO L225 Difference]: With dead ends: 347 [2020-08-18 15:22:07,453 INFO L226 Difference]: Without dead ends: 275 [2020-08-18 15:22:07,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 15:22:07,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-08-18 15:22:07,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 217. [2020-08-18 15:22:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-18 15:22:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-08-18 15:22:07,524 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 64 [2020-08-18 15:22:07,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:22:07,525 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-08-18 15:22:07,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 15:22:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-08-18 15:22:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-18 15:22:07,527 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:22:07,528 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:22:07,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 15:22:07,528 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:22:07,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:22:07,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1573550500, now seen corresponding path program 1 times [2020-08-18 15:22:07,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:22:07,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1199923576] [2020-08-18 15:22:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:22:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,797 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:22:07,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:22:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:22:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:22:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:22:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:22:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 15:22:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 15:22:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 15:22:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-18 15:22:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 15:22:07,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1199923576] [2020-08-18 15:22:07,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:22:07,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 15:22:07,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909584383] [2020-08-18 15:22:07,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:22:07,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:22:07,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:22:07,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:22:07,850 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 5 states. [2020-08-18 15:22:08,280 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 15:22:08,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:22:08,811 INFO L93 Difference]: Finished difference Result 351 states and 433 transitions. [2020-08-18 15:22:08,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 15:22:08,812 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-18 15:22:08,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:22:08,815 INFO L225 Difference]: With dead ends: 351 [2020-08-18 15:22:08,816 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 15:22:08,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:22:08,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 15:22:08,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2020-08-18 15:22:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-08-18 15:22:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2020-08-18 15:22:08,864 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 63 [2020-08-18 15:22:08,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:22:08,865 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2020-08-18 15:22:08,865 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:22:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2020-08-18 15:22:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-18 15:22:08,867 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:22:08,868 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:22:08,868 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 15:22:08,868 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:22:08,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:22:08,868 INFO L82 PathProgramCache]: Analyzing trace with hash 2060052563, now seen corresponding path program 1 times [2020-08-18 15:22:08,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:22:08,869 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966573398] [2020-08-18 15:22:08,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:22:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,183 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:22:09,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:22:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:22:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:22:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:22:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:22:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:22:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:22:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 15:22:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 15:22:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 15:22:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:22:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 15:22:09,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966573398] [2020-08-18 15:22:09,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:22:09,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 15:22:09,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590653638] [2020-08-18 15:22:09,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:22:09,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:22:09,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:22:09,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:22:09,320 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 8 states. [2020-08-18 15:22:09,705 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:22:10,320 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:10,818 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:11,054 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:22:11,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:22:11,185 INFO L93 Difference]: Finished difference Result 364 states and 466 transitions. [2020-08-18 15:22:11,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:22:11,186 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-18 15:22:11,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:22:11,187 INFO L225 Difference]: With dead ends: 364 [2020-08-18 15:22:11,187 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 15:22:11,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 15:22:11,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 15:22:11,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 15:22:11,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 15:22:11,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 15:22:11,192 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-18 15:22:11,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:22:11,192 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 15:22:11,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:22:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 15:22:11,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 15:22:11,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 15:22:11,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 15:22:13,060 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:13,210 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:13,381 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:13,544 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 15:22:13,692 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 15:22:13,892 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 15:22:14,047 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 15:22:14,208 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:14,370 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:14,575 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:22:14,724 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 15:22:14,877 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 15:22:15,187 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-18 15:22:15,345 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 15:22:15,633 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 15:22:15,778 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 15:22:15,976 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 15:22:16,178 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 15:22:16,480 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 15:22:16,619 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-18 15:22:16,915 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 15:22:16,924 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-18 15:22:16,924 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-08-18 15:22:16,925 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-08-18 15:22:16,925 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-08-18 15:22:16,925 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-08-18 15:22:16,925 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 15:22:16,926 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-08-18 15:22:16,927 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-08-18 15:22:16,928 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2020-08-18 15:22:16,928 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2020-08-18 15:22:16,928 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2020-08-18 15:22:16,928 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2020-08-18 15:22:16,928 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2020-08-18 15:22:16,929 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 759 766) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 15:22:16,929 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 759 766) no Hoare annotation was computed. [2020-08-18 15:22:16,929 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 759 766) no Hoare annotation was computed. [2020-08-18 15:22:16,929 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 767 776) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 15:22:16,929 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 767 776) no Hoare annotation was computed. [2020-08-18 15:22:16,929 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 767 776) no Hoare annotation was computed. [2020-08-18 15:22:16,929 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-08-18 15:22:16,930 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 15:22:16,930 INFO L268 CegarLoopResult]: For program point L790(lines 790 796) no Hoare annotation was computed. [2020-08-18 15:22:16,930 INFO L268 CegarLoopResult]: For program point L789(lines 789 799) no Hoare annotation was computed. [2020-08-18 15:22:16,930 INFO L271 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: true [2020-08-18 15:22:16,930 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-08-18 15:22:16,930 INFO L268 CegarLoopResult]: For program point L785(lines 785 802) no Hoare annotation was computed. [2020-08-18 15:22:16,930 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 777 805) the Hoare annotation is: true [2020-08-18 15:22:16,931 INFO L268 CegarLoopResult]: For program point L785-1(lines 777 805) no Hoare annotation was computed. [2020-08-18 15:22:16,931 INFO L271 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: true [2020-08-18 15:22:16,931 INFO L268 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-08-18 15:22:16,931 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 777 805) no Hoare annotation was computed. [2020-08-18 15:22:16,931 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,931 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,932 INFO L264 CegarLoopResult]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,932 INFO L268 CegarLoopResult]: For program point L507(lines 507 514) no Hoare annotation was computed. [2020-08-18 15:22:16,932 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2020-08-18 15:22:16,932 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-18 15:22:16,932 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2020-08-18 15:22:16,932 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,933 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,933 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,933 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2020-08-18 15:22:16,933 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 450 473) no Hoare annotation was computed. [2020-08-18 15:22:16,933 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 450 473) no Hoare annotation was computed. [2020-08-18 15:22:16,933 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 450 473) no Hoare annotation was computed. [2020-08-18 15:22:16,933 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-08-18 15:22:16,934 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 674 688) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L264 CegarLoopResult]: At program point L680(line 680) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point L678(lines 678 684) no Hoare annotation was computed. [2020-08-18 15:22:16,935 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 674 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 15:22:16,935 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 674 688) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L657(lines 657 665) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 638 673) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 638 673) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L645(lines 645 653) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point L645-2(lines 645 653) no Hoare annotation was computed. [2020-08-18 15:22:16,936 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 638 673) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-08-18 15:22:16,937 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L264 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 618 628) no Hoare annotation was computed. [2020-08-18 15:22:16,938 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 618 628) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 618 628) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 595 601) no Hoare annotation was computed. [2020-08-18 15:22:16,939 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 595 601) the Hoare annotation is: true [2020-08-18 15:22:16,940 INFO L264 CegarLoopResult]: At program point testENTRY(lines 690 755) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,940 INFO L268 CegarLoopResult]: For program point L702(lines 702 706) no Hoare annotation was computed. [2020-08-18 15:22:16,940 INFO L268 CegarLoopResult]: For program point testFINAL(lines 690 755) no Hoare annotation was computed. [2020-08-18 15:22:16,940 INFO L264 CegarLoopResult]: At program point L748(lines 699 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 15:22:16,940 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 15:22:16,940 INFO L268 CegarLoopResult]: For program point L736(lines 736 742) no Hoare annotation was computed. [2020-08-18 15:22:16,940 INFO L264 CegarLoopResult]: At program point L736-1(lines 730 743) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 15:22:16,940 INFO L268 CegarLoopResult]: For program point L701(lines 700 747) no Hoare annotation was computed. [2020-08-18 15:22:16,940 INFO L268 CegarLoopResult]: For program point L730(lines 730 743) no Hoare annotation was computed. [2020-08-18 15:22:16,941 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 15:22:16,941 INFO L268 CegarLoopResult]: For program point L720(lines 720 726) no Hoare annotation was computed. [2020-08-18 15:22:16,941 INFO L268 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-08-18 15:22:16,941 INFO L264 CegarLoopResult]: At program point L745(lines 700 747) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 15:22:16,941 INFO L264 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 15:22:16,941 INFO L268 CegarLoopResult]: For program point L710(lines 710 716) no Hoare annotation was computed. [2020-08-18 15:22:16,941 INFO L268 CegarLoopResult]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2020-08-18 15:22:16,941 INFO L268 CegarLoopResult]: For program point testEXIT(lines 690 755) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-08-18 15:22:16,942 INFO L268 CegarLoopResult]: For program point L862(lines 862 870) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point L862-2(lines 862 870) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 854 876) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 854 876) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 854 876) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-08-18 15:22:16,943 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-08-18 15:22:16,944 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2020-08-18 15:22:16,945 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 602 609) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 602 609) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 602 609) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 877 885) the Hoare annotation is: true [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 877 885) no Hoare annotation was computed. [2020-08-18 15:22:16,946 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 877 885) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 833 844) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 833 844) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point L575(lines 571 593) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point L573(lines 571 593) no Hoare annotation was computed. [2020-08-18 15:22:16,947 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 568 594) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-18 15:22:16,947 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 568 594) no Hoare annotation was computed. [2020-08-18 15:22:16,948 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-18 15:22:16,948 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 568 594) no Hoare annotation was computed. [2020-08-18 15:22:16,948 INFO L271 CegarLoopResult]: At program point L582(lines 582 588) the Hoare annotation is: true [2020-08-18 15:22:16,948 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-08-18 15:22:16,948 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2020-08-18 15:22:16,948 INFO L271 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: true [2020-08-18 15:22:16,948 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-08-18 15:22:16,948 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-08-18 15:22:16,948 INFO L271 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2020-08-18 15:22:16,948 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L271 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2020-08-18 15:22:16,949 INFO L271 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: true [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 845 853) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 845 853) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 845 853) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 809 820) the Hoare annotation is: true [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point L813-1(lines 809 820) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 809 820) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2020-08-18 15:22:16,949 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,949 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 15:22:16,950 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 821 832) no Hoare annotation was computed. [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2020-08-18 15:22:16,950 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 821 832) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-18 15:22:16,950 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-18 15:22:16,950 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-18 15:22:16,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 03:22:16 BoogieIcfgContainer [2020-08-18 15:22:16,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 15:22:16,968 INFO L168 Benchmark]: Toolchain (without parser) took 17077.52 ms. Allocated memory was 138.9 MB in the beginning and 506.5 MB in the end (delta: 367.5 MB). Free memory was 101.5 MB in the beginning and 205.7 MB in the end (delta: -104.2 MB). Peak memory consumption was 381.8 MB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,969 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.29 ms. Allocated memory was 138.9 MB in the beginning and 205.0 MB in the end (delta: 66.1 MB). Free memory was 101.3 MB in the beginning and 175.2 MB in the end (delta: -73.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,971 INFO L168 Benchmark]: Boogie Preprocessor took 88.87 ms. Allocated memory is still 205.0 MB. Free memory was 175.2 MB in the beginning and 171.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,972 INFO L168 Benchmark]: RCFGBuilder took 1004.98 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 171.6 MB in the beginning and 203.7 MB in the end (delta: -32.1 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,973 INFO L168 Benchmark]: TraceAbstraction took 15323.33 ms. Allocated memory was 235.9 MB in the beginning and 506.5 MB in the end (delta: 270.5 MB). Free memory was 203.7 MB in the beginning and 205.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 387.0 MB. Max. memory is 7.1 GB. [2020-08-18 15:22:16,977 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 655.29 ms. Allocated memory was 138.9 MB in the beginning and 205.0 MB in the end (delta: 66.1 MB). Free memory was 101.3 MB in the beginning and 175.2 MB in the end (delta: -73.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.87 ms. Allocated memory is still 205.0 MB. Free memory was 175.2 MB in the beginning and 171.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1004.98 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 171.6 MB in the beginning and 203.7 MB in the end (delta: -32.1 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15323.33 ms. Allocated memory was 235.9 MB in the beginning and 506.5 MB in the end (delta: 270.5 MB). Free memory was 203.7 MB in the beginning and 205.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 387.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 385 SDtfs, 502 SDslu, 449 SDs, 0 SdLazy, 1336 SolverSat, 295 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 120 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 274 PreInvPairs, 314 NumberOfFragments, 606 HoareAnnotationTreeSize, 274 FomulaSimplifications, 10549 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 47 FomulaSimplificationsInter, 8469 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...