/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_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:34:35,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:34:35,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:34:35,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:34:35,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:34:35,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:34:35,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:34:35,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:34:35,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:34:35,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:34:35,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:34:35,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:34:35,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:34:35,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:34:35,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:34:35,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:34:35,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:34:35,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:34:35,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:34:35,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:34:35,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:34:35,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:34:35,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:34:35,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:34:35,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:34:35,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:34:35,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:34:35,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:34:35,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:34:35,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:34:35,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:34:35,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:34:35,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:34:35,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:34:35,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:34:35,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:34:35,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:34:35,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:34:35,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:34:35,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:34:35,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:34:35,546 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 [2020-08-27 21:34:35,584 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:34:35,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:34:35,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:34:35,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:34:35,586 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:34:35,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:34:35,587 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:34:35,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:34:35,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:34:35,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:34:35,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:34:35,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:34:35,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:34:35,588 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:34:35,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:34:35,589 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:34:35,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:34:35,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:34:35,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:34:35,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:34:35,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:34:35,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:34:35,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:34:35,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:34:35,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:34:35,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:34:35,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:34:35,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:34:35,592 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:34:35,592 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 [2020-08-27 21:34:36,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:34:36,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:34:36,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:34:36,083 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:34:36,083 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:34:36,085 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2020-08-27 21:34:36,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1e749a84/452883082a804421a36f7aa441112fe9/FLAG2a96f8dd2 [2020-08-27 21:34:36,815 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:34:36,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2020-08-27 21:34:36,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1e749a84/452883082a804421a36f7aa441112fe9/FLAG2a96f8dd2 [2020-08-27 21:34:37,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1e749a84/452883082a804421a36f7aa441112fe9 [2020-08-27 21:34:37,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:34:37,036 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:34:37,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:34:37,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:34:37,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:34:37,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37, skipping insertion in model container [2020-08-27 21:34:37,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:34:37,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:34:37,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:34:37,556 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:34:37,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:34:37,677 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:34:37,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37 WrapperNode [2020-08-27 21:34:37,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:34:37,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:34:37,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:34:37,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:34:37,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (1/1) ... [2020-08-27 21:34:37,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:34:37,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:34:37,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:34:37,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:34:37,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (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 [2020-08-27 21:34:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:34:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:34:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:34:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:34:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:34:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:34:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:34:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:34:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:34:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:34:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:34:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:34:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:34:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-27 21:34:37,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:34:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:34:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:34:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:34:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:34:37,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-27 21:34:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-27 21:34:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:34:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:34:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:34:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:34:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:34:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:34:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:34:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:34:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:34:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:34:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:34:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:34:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:34:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:34:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:34:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:34:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:34:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:34:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:34:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:34:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:34:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:34:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:34:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:34:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:34:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:34:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:34:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:34:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-27 21:34:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:34:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-27 21:34:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:34:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:34:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:34:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:34:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:34:37,894 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:34:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:34:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:34:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:34:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:34:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:34:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:34:39,004 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:34:39,004 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:34:39,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:34:39 BoogieIcfgContainer [2020-08-27 21:34:39,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:34:39,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:34:39,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:34:39,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:34:39,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:34:37" (1/3) ... [2020-08-27 21:34:39,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f26be6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:34:39, skipping insertion in model container [2020-08-27 21:34:39,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:34:37" (2/3) ... [2020-08-27 21:34:39,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f26be6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:34:39, skipping insertion in model container [2020-08-27 21:34:39,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:34:39" (3/3) ... [2020-08-27 21:34:39,021 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2020-08-27 21:34:39,033 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:34:39,045 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:34:39,068 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:34:39,101 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:34:39,101 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:34:39,102 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:34:39,102 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:34:39,102 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:34:39,102 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:34:39,102 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:34:39,102 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:34:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-08-27 21:34:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-27 21:34:39,142 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:34:39,144 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:34:39,144 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:34:39,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:34:39,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1369653698, now seen corresponding path program 1 times [2020-08-27 21:34:39,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:34:39,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259612678] [2020-08-27 21:34:39,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:34:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:39,941 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:39,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:34:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:34:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:34:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:34:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:34:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:34:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-27 21:34:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-27 21:34:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:40,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:34:40,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259612678] [2020-08-27 21:34:40,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:34:40,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:34:40,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63341614] [2020-08-27 21:34:40,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:34:40,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:34:40,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:34:40,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:34:40,127 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 4 states. [2020-08-27 21:34:41,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:34:41,036 INFO L93 Difference]: Finished difference Result 198 states and 267 transitions. [2020-08-27 21:34:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-27 21:34:41,038 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-27 21:34:41,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:34:41,056 INFO L225 Difference]: With dead ends: 198 [2020-08-27 21:34:41,056 INFO L226 Difference]: Without dead ends: 113 [2020-08-27 21:34:41,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:34:41,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-08-27 21:34:41,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 86. [2020-08-27 21:34:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-08-27 21:34:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2020-08-27 21:34:41,200 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 51 [2020-08-27 21:34:41,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:34:41,201 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2020-08-27 21:34:41,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:34:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2020-08-27 21:34:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-27 21:34:41,206 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:34:41,207 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:34:41,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:34:41,208 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:34:41,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:34:41,208 INFO L82 PathProgramCache]: Analyzing trace with hash -2015305249, now seen corresponding path program 1 times [2020-08-27 21:34:41,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:34:41,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842223541] [2020-08-27 21:34:41,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:34:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,604 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:41,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:34:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:34:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:34:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:34:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:34:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:34:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:34:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:34:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:34:41,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842223541] [2020-08-27 21:34:41,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:34:41,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-27 21:34:41,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670403728] [2020-08-27 21:34:41,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:34:41,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:34:41,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:34:41,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:34:41,676 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 5 states. [2020-08-27 21:34:42,173 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:34:42,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:34:42,753 INFO L93 Difference]: Finished difference Result 143 states and 178 transitions. [2020-08-27 21:34:42,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-27 21:34:42,754 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-27 21:34:42,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:34:42,757 INFO L225 Difference]: With dead ends: 143 [2020-08-27 21:34:42,757 INFO L226 Difference]: Without dead ends: 103 [2020-08-27 21:34:42,759 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:34:42,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-08-27 21:34:42,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 77. [2020-08-27 21:34:42,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-08-27 21:34:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 88 transitions. [2020-08-27 21:34:42,822 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 88 transitions. Word has length 52 [2020-08-27 21:34:42,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:34:42,823 INFO L479 AbstractCegarLoop]: Abstraction has 77 states and 88 transitions. [2020-08-27 21:34:42,823 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:34:42,823 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2020-08-27 21:34:42,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-08-27 21:34:42,825 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:34:42,825 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:34:42,826 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:34:42,826 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:34:42,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:34:42,826 INFO L82 PathProgramCache]: Analyzing trace with hash 2024373040, now seen corresponding path program 1 times [2020-08-27 21:34:42,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:34:42,827 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080322747] [2020-08-27 21:34:42,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:34:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,224 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:43,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:34:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:34:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:34:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:34:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:34:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:34:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-27 21:34:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-27 21:34:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:34:43,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080322747] [2020-08-27 21:34:43,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:34:43,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:34:43,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138896135] [2020-08-27 21:34:43,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:34:43,339 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:34:43,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:34:43,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:34:43,340 INFO L87 Difference]: Start difference. First operand 77 states and 88 transitions. Second operand 9 states. [2020-08-27 21:34:43,807 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:34:44,144 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:44,423 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:44,752 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:45,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:34:45,586 INFO L93 Difference]: Finished difference Result 152 states and 193 transitions. [2020-08-27 21:34:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:34:45,587 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-08-27 21:34:45,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:34:45,589 INFO L225 Difference]: With dead ends: 152 [2020-08-27 21:34:45,591 INFO L226 Difference]: Without dead ends: 103 [2020-08-27 21:34:45,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-27 21:34:45,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-08-27 21:34:45,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 77. [2020-08-27 21:34:45,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-08-27 21:34:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2020-08-27 21:34:45,636 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 56 [2020-08-27 21:34:45,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:34:45,638 INFO L479 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2020-08-27 21:34:45,638 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:34:45,639 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2020-08-27 21:34:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-27 21:34:45,643 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:34:45,643 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:34:45,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:34:45,644 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:34:45,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:34:45,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1738741033, now seen corresponding path program 1 times [2020-08-27 21:34:45,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:34:45,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1428233681] [2020-08-27 21:34:45,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:34:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,122 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:46,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:34:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:34:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:34:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:34:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:34:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:34:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-27 21:34:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:34:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:34:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:34:46,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1428233681] [2020-08-27 21:34:46,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:34:46,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:34:46,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823035223] [2020-08-27 21:34:46,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:34:46,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:34:46,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:34:46,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:34:46,238 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 8 states. [2020-08-27 21:34:46,701 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:34:47,681 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:48,012 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:48,328 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:48,631 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:34:49,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:34:49,073 INFO L93 Difference]: Finished difference Result 204 states and 263 transitions. [2020-08-27 21:34:49,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-27 21:34:49,074 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-08-27 21:34:49,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:34:49,076 INFO L225 Difference]: With dead ends: 204 [2020-08-27 21:34:49,076 INFO L226 Difference]: Without dead ends: 155 [2020-08-27 21:34:49,077 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-08-27 21:34:49,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-08-27 21:34:49,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 116. [2020-08-27 21:34:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-08-27 21:34:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-08-27 21:34:49,111 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2020-08-27 21:34:49,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:34:49,111 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-08-27 21:34:49,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:34:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-08-27 21:34:49,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-27 21:34:49,113 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:34:49,113 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:34:49,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:34:49,113 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:34:49,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:34:49,114 INFO L82 PathProgramCache]: Analyzing trace with hash -822748467, now seen corresponding path program 1 times [2020-08-27 21:34:49,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:34:49,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585289082] [2020-08-27 21:34:49,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:34:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,493 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:49,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:34:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:34:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:34:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:34:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:34:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:34:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-27 21:34:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:34:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-27 21:34:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-27 21:34:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:34:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:34:49,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1585289082] [2020-08-27 21:34:49,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:34:49,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:34:49,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558361310] [2020-08-27 21:34:49,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:34:49,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:34:49,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:34:49,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:34:49,644 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 9 states. [2020-08-27 21:34:50,158 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:34:51,080 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:51,400 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:51,743 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:51,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:34:51,980 INFO L93 Difference]: Finished difference Result 233 states and 298 transitions. [2020-08-27 21:34:51,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-27 21:34:51,984 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-08-27 21:34:51,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:34:51,985 INFO L225 Difference]: With dead ends: 233 [2020-08-27 21:34:51,985 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:34:51,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-08-27 21:34:51,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:34:51,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:34:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:34:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:34:51,989 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-08-27 21:34:51,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:34:51,989 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:34:51,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:34:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:34:51,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:34:51,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:34:51,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:34:52,599 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201 [2020-08-27 21:34:52,833 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 15 [2020-08-27 21:34:52,995 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:53,227 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 15 [2020-08-27 21:34:53,404 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:53,565 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:53,725 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:54,098 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:54,457 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:54,816 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:34:55,173 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:34:55,536 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:55,900 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:56,062 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:56,438 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:56,795 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:57,151 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:34:57,513 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:34:57,875 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:58,234 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:34:58,392 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:58,535 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:34:58,898 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-08-27 21:34:59,055 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:59,211 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:59,366 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:59,525 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:34:59,687 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-08-27 21:34:59,841 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:34:59,999 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:00,156 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:00,312 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:00,465 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:00,623 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:00,782 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:00,946 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-08-27 21:35:01,104 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:01,257 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:01,410 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:01,567 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:01,724 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:01,882 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,039 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,193 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:02,353 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,511 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,669 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,829 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:02,987 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:03,140 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:03,297 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:03,458 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:03,616 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:03,784 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:35:03,942 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:35:04,261 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:04,544 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:04,770 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:05,201 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-27 21:35:05,442 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-27 21:35:05,855 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-27 21:35:06,069 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:06,344 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:35:06,820 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-27 21:35:07,062 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-27 21:35:07,304 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-08-27 21:35:07,538 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-08-27 21:35:07,980 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-27 21:35:08,251 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-08-27 21:35:08,710 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-08-27 21:35:08,934 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-27 21:35:09,385 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-27 21:35:09,623 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:10,064 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-27 21:35:10,292 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-08-27 21:35:10,297 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-27 21:35:10,297 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-08-27 21:35:10,297 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:35:10,298 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:35:10,299 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-27 21:35:10,300 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:35:10,300 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-08-27 21:35:10,300 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2020-08-27 21:35:10,300 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2020-08-27 21:35:10,301 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2020-08-27 21:35:10,301 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2020-08-27 21:35:10,301 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2020-08-27 21:35:10,301 INFO L264 CegarLoopResult]: At program point L738-1(line 738) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,301 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 732 754) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,302 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 732 754) no Hoare annotation was computed. [2020-08-27 21:35:10,302 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 732 754) no Hoare annotation was computed. [2020-08-27 21:35:10,302 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,302 INFO L264 CegarLoopResult]: At program point L744-1(line 744) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,302 INFO L268 CegarLoopResult]: For program point L742(lines 742 749) no Hoare annotation was computed. [2020-08-27 21:35:10,303 INFO L268 CegarLoopResult]: For program point L742-1(lines 742 749) no Hoare annotation was computed. [2020-08-27 21:35:10,303 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-08-27 21:35:10,303 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,303 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,303 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-08-27 21:35:10,303 INFO L268 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-08-27 21:35:10,303 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 687 710) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point L703(line 703) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point L701(line 701) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 687 710) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point L700(line 700) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 687 710) no Hoare annotation was computed. [2020-08-27 21:35:10,304 INFO L268 CegarLoopResult]: For program point L699(line 699) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L697(line 697) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L695(line 695) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-08-27 21:35:10,305 INFO L268 CegarLoopResult]: For program point L693(line 693) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 526 533) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 526 533) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 526 533) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 571 579) no Hoare annotation was computed. [2020-08-27 21:35:10,306 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 571 579) the Hoare annotation is: true [2020-08-27 21:35:10,306 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 571 579) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point L610-1(line 610) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point L599(lines 599 607) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point L599-2(lines 599 607) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 580 615) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point L587(lines 587 595) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 595) no Hoare annotation was computed. [2020-08-27 21:35:10,307 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 580 615) no Hoare annotation was computed. [2020-08-27 21:35:10,308 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 580 615) no Hoare annotation was computed. [2020-08-27 21:35:10,308 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-08-27 21:35:10,308 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2020-08-27 21:35:10,308 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2020-08-27 21:35:10,308 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:35:10,308 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-08-27 21:35:10,309 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 718 728) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,309 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 718 728) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 718 728) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 560 570) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 560 570) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 560 570) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 552 559) no Hoare annotation was computed. [2020-08-27 21:35:10,310 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 552 559) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 552 559) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 519 525) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 519 525) the Hoare annotation is: true [2020-08-27 21:35:10,311 INFO L264 CegarLoopResult]: At program point testENTRY(lines 419 482) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,311 INFO L264 CegarLoopResult]: At program point L475(lines 428 476) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point testFINAL(lines 419 482) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L264 CegarLoopResult]: At program point L465-2(lines 459 470) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0)) [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point L430(lines 429 474) no Hoare annotation was computed. [2020-08-27 21:35:10,311 INFO L268 CegarLoopResult]: For program point L459(lines 459 470) no Hoare annotation was computed. [2020-08-27 21:35:10,312 INFO L264 CegarLoopResult]: At program point L451(line 451) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0)) [2020-08-27 21:35:10,312 INFO L268 CegarLoopResult]: For program point L449(lines 449 455) no Hoare annotation was computed. [2020-08-27 21:35:10,312 INFO L268 CegarLoopResult]: For program point L449-1(lines 449 455) no Hoare annotation was computed. [2020-08-27 21:35:10,312 INFO L264 CegarLoopResult]: At program point L441(line 441) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0)) [2020-08-27 21:35:10,312 INFO L264 CegarLoopResult]: At program point L472(lines 429 474) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0)) [2020-08-27 21:35:10,312 INFO L268 CegarLoopResult]: For program point L439(lines 439 445) no Hoare annotation was computed. [2020-08-27 21:35:10,312 INFO L268 CegarLoopResult]: For program point L439-1(lines 439 445) no Hoare annotation was computed. [2020-08-27 21:35:10,312 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point testEXIT(lines 419 482) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point L639(lines 639 645) no Hoare annotation was computed. [2020-08-27 21:35:10,313 INFO L268 CegarLoopResult]: For program point L638(lines 638 648) no Hoare annotation was computed. [2020-08-27 21:35:10,314 INFO L264 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-08-27 21:35:10,314 INFO L268 CegarLoopResult]: For program point L636-1(line 636) no Hoare annotation was computed. [2020-08-27 21:35:10,314 INFO L268 CegarLoopResult]: For program point L634(lines 634 651) no Hoare annotation was computed. [2020-08-27 21:35:10,314 INFO L268 CegarLoopResult]: For program point L634-1(lines 626 654) no Hoare annotation was computed. [2020-08-27 21:35:10,314 INFO L264 CegarLoopResult]: At program point L632(line 632) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:35:10,314 INFO L268 CegarLoopResult]: For program point L632-1(line 632) no Hoare annotation was computed. [2020-08-27 21:35:10,314 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 626 654) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 626 654) no Hoare annotation was computed. [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 804 826) no Hoare annotation was computed. [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 804 826) no Hoare annotation was computed. [2020-08-27 21:35:10,315 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 804 826) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 618 625) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 618 625) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 618 625) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-08-27 21:35:10,316 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-08-27 21:35:10,317 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 838 847) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 838 847) no Hoare annotation was computed. [2020-08-27 21:35:10,318 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 838 847) no Hoare annotation was computed. [2020-08-27 21:35:10,319 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,319 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.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~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#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)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:35:10,319 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,319 INFO L268 CegarLoopResult]: For program point L546-1(lines 535 551) no Hoare annotation was computed. [2020-08-27 21:35:10,319 INFO L268 CegarLoopResult]: For program point L542(lines 542 548) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 535 551) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 535 551) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 827 835) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 827 835) no Hoare annotation was computed. [2020-08-27 21:35:10,320 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 827 835) no Hoare annotation was computed. [2020-08-27 21:35:10,321 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,321 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,321 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,321 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 783 794) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:35:10,321 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 783 794) no Hoare annotation was computed. [2020-08-27 21:35:10,321 INFO L268 CegarLoopResult]: For program point L787-1(lines 783 794) no Hoare annotation was computed. [2020-08-27 21:35:10,322 INFO L264 CegarLoopResult]: At program point L508(line 508) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,322 INFO L264 CegarLoopResult]: At program point L506(lines 506 512) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,322 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,322 INFO L268 CegarLoopResult]: For program point L499(lines 498 517) no Hoare annotation was computed. [2020-08-27 21:35:10,322 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 495 518) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,322 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 495 518) no Hoare annotation was computed. [2020-08-27 21:35:10,322 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 495 518) no Hoare annotation was computed. [2020-08-27 21:35:10,323 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 657 686) no Hoare annotation was computed. [2020-08-27 21:35:10,323 INFO L268 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-08-27 21:35:10,323 INFO L271 CegarLoopResult]: At program point L671-1(lines 671 675) the Hoare annotation is: true [2020-08-27 21:35:10,323 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 657 686) the Hoare annotation is: true [2020-08-27 21:35:10,323 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-27 21:35:10,323 INFO L271 CegarLoopResult]: At program point L667-2(lines 667 681) the Hoare annotation is: true [2020-08-27 21:35:10,323 INFO L271 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: true [2020-08-27 21:35:10,324 INFO L268 CegarLoopResult]: For program point L663-1(line 663) no Hoare annotation was computed. [2020-08-27 21:35:10,324 INFO L271 CegarLoopResult]: At program point L682(lines 657 686) the Hoare annotation is: true [2020-08-27 21:35:10,324 INFO L268 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-08-27 21:35:10,324 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 795 803) the Hoare annotation is: true [2020-08-27 21:35:10,324 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 795 803) no Hoare annotation was computed. [2020-08-27 21:35:10,324 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 795 803) no Hoare annotation was computed. [2020-08-27 21:35:10,324 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 759 770) the Hoare annotation is: true [2020-08-27 21:35:10,324 INFO L268 CegarLoopResult]: For program point L763-1(lines 759 770) no Hoare annotation was computed. [2020-08-27 21:35:10,325 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 759 770) no Hoare annotation was computed. [2020-08-27 21:35:10,325 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 711 717) no Hoare annotation was computed. [2020-08-27 21:35:10,325 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 711 717) the Hoare annotation is: true [2020-08-27 21:35:10,325 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,325 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-27 21:35:10,325 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:35:10,325 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:35:10,326 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 771 782) no Hoare annotation was computed. [2020-08-27 21:35:10,326 INFO L268 CegarLoopResult]: For program point L775-1(lines 771 782) no Hoare annotation was computed. [2020-08-27 21:35:10,326 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 771 782) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:35:10,326 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-27 21:35:10,326 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-27 21:35:10,326 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-27 21:35:10,327 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-27 21:35:10,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:35:10 BoogieIcfgContainer [2020-08-27 21:35:10,348 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:35:10,350 INFO L168 Benchmark]: Toolchain (without parser) took 33315.04 ms. Allocated memory was 148.4 MB in the beginning and 510.7 MB in the end (delta: 362.3 MB). Free memory was 102.4 MB in the beginning and 411.2 MB in the end (delta: -308.8 MB). Peak memory consumption was 355.1 MB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,351 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.08 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 175.8 MB in the end (delta: -73.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,353 INFO L168 Benchmark]: Boogie Preprocessor took 95.69 ms. Allocated memory is still 206.0 MB. Free memory was 175.8 MB in the beginning and 171.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,354 INFO L168 Benchmark]: RCFGBuilder took 1235.36 ms. Allocated memory was 206.0 MB in the beginning and 236.5 MB in the end (delta: 30.4 MB). Free memory was 171.0 MB in the beginning and 200.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,355 INFO L168 Benchmark]: TraceAbstraction took 31336.23 ms. Allocated memory was 236.5 MB in the beginning and 510.7 MB in the end (delta: 274.2 MB). Free memory was 199.1 MB in the beginning and 411.2 MB in the end (delta: -212.1 MB). Peak memory consumption was 363.7 MB. Max. memory is 7.1 GB. [2020-08-27 21:35:10,359 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.08 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 175.8 MB in the end (delta: -73.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.69 ms. Allocated memory is still 206.0 MB. Free memory was 175.8 MB in the beginning and 171.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1235.36 ms. Allocated memory was 206.0 MB in the beginning and 236.5 MB in the end (delta: 30.4 MB). Free memory was 171.0 MB in the beginning and 200.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31336.23 ms. Allocated memory was 236.5 MB in the beginning and 510.7 MB in the end (delta: 274.2 MB). Free memory was 199.1 MB in the beginning and 411.2 MB in the end (delta: -212.1 MB). Peak memory consumption was 363.7 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: 429]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || splverifierCounter == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 358 SDtfs, 555 SDslu, 347 SDs, 0 SdLazy, 1335 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 118 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 176 PreInvPairs, 208 NumberOfFragments, 651 HoareAnnotationTreeSize, 176 FomulaSimplifications, 68900 FormulaSimplificationTreeSizeReduction, 11.9s HoareSimplificationTime, 42 FomulaSimplificationsInter, 7384 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 79816 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...