/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:37,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:37,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:37,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:37,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:37,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:37,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:37,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:37,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:37,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:37,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:37,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:37,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:37,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:37,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:37,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:37,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:37,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:37,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:37,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:37,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:37,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:37,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:37,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:37,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:37,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:37,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:37,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:37,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:37,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:37,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:37,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:37,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:37,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:37,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:37,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:37,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:37,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:37,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:37,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:37,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:37,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:37,746 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:37,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:37,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:37,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:37,748 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:37,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:37,748 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:37,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:37,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:37,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:37,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:37,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:37,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:37,749 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:37,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:37,750 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:37,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:37,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:37,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:37,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:37,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:37,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:37,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:37,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:37,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:37,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:37,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:37,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:37,752 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:37,752 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:38,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:38,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:38,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:38,046 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:38,046 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:38,047 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2020-07-21 10:38:38,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b2775db/9e193860356a4b7f8efed80bda7178a7/FLAG5e2ce5800 [2020-07-21 10:38:38,680 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:38,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2020-07-21 10:38:38,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b2775db/9e193860356a4b7f8efed80bda7178a7/FLAG5e2ce5800 [2020-07-21 10:38:38,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b2775db/9e193860356a4b7f8efed80bda7178a7 [2020-07-21 10:38:38,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:38,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:38,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:38,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:38,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:38,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9047ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38, skipping insertion in model container [2020-07-21 10:38:38,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:39,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:39,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:39,367 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:39,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:39,589 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:39,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39 WrapperNode [2020-07-21 10:38:39,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:39,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:39,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:39,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:39,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... [2020-07-21 10:38:39,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:39,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:39,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:39,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:39,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-21 10:38:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 10:38:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:38:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 10:38:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 10:38:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:38:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:40,921 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:40,922 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:40,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:40 BoogieIcfgContainer [2020-07-21 10:38:40,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:40,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:40,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:40,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:40,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:38" (1/3) ... [2020-07-21 10:38:40,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aebe779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:40, skipping insertion in model container [2020-07-21 10:38:40,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:39" (2/3) ... [2020-07-21 10:38:40,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aebe779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:40, skipping insertion in model container [2020-07-21 10:38:40,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:40" (3/3) ... [2020-07-21 10:38:40,935 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38.cil.c [2020-07-21 10:38:40,945 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:40,953 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:40,967 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:40,993 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:40,993 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:40,993 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:40,993 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:40,994 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:40,994 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:40,994 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:40,994 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:41,019 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-21 10:38:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:41,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:41,030 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:41,031 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:41,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:41,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1109188308, now seen corresponding path program 1 times [2020-07-21 10:38:41,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:41,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604343901] [2020-07-21 10:38:41,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:41,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:41,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:41,341 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:41,342 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604343901] [2020-07-21 10:38:41,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:41,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:41,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500868023] [2020-07-21 10:38:41,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:41,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:41,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:41,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:41,378 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2020-07-21 10:38:41,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:41,426 INFO L93 Difference]: Finished difference Result 276 states and 339 transitions. [2020-07-21 10:38:41,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:41,428 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:41,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:41,442 INFO L225 Difference]: With dead ends: 276 [2020-07-21 10:38:41,442 INFO L226 Difference]: Without dead ends: 140 [2020-07-21 10:38:41,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:41,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-07-21 10:38:41,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2020-07-21 10:38:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-07-21 10:38:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 163 transitions. [2020-07-21 10:38:41,509 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 163 transitions. Word has length 59 [2020-07-21 10:38:41,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:41,510 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 163 transitions. [2020-07-21 10:38:41,510 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2020-07-21 10:38:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:41,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:41,514 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:41,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:41,726 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:41,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:41,727 INFO L82 PathProgramCache]: Analyzing trace with hash 813843432, now seen corresponding path program 1 times [2020-07-21 10:38:41,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:41,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1395447488] [2020-07-21 10:38:41,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:41,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:41,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:42,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:42,015 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:42,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1395447488] [2020-07-21 10:38:42,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:42,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:42,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597530505] [2020-07-21 10:38:42,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:42,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:42,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:42,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:42,020 INFO L87 Difference]: Start difference. First operand 140 states and 163 transitions. Second operand 3 states. [2020-07-21 10:38:42,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:42,047 INFO L93 Difference]: Finished difference Result 221 states and 257 transitions. [2020-07-21 10:38:42,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:42,048 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:42,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:42,051 INFO L225 Difference]: With dead ends: 221 [2020-07-21 10:38:42,051 INFO L226 Difference]: Without dead ends: 131 [2020-07-21 10:38:42,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:42,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-21 10:38:42,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-07-21 10:38:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-21 10:38:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 151 transitions. [2020-07-21 10:38:42,072 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 151 transitions. Word has length 60 [2020-07-21 10:38:42,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:42,073 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 151 transitions. [2020-07-21 10:38:42,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:42,073 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2020-07-21 10:38:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:42,076 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:42,076 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:42,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:42,291 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:42,292 INFO L82 PathProgramCache]: Analyzing trace with hash 605286682, now seen corresponding path program 1 times [2020-07-21 10:38:42,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:42,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1898404291] [2020-07-21 10:38:42,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:42,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:42,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:42,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:42,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1898404291] [2020-07-21 10:38:42,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:42,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:42,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48740164] [2020-07-21 10:38:42,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:42,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:42,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:42,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:42,517 INFO L87 Difference]: Start difference. First operand 131 states and 151 transitions. Second operand 3 states. [2020-07-21 10:38:42,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:42,535 INFO L93 Difference]: Finished difference Result 234 states and 275 transitions. [2020-07-21 10:38:42,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:42,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:42,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:42,538 INFO L225 Difference]: With dead ends: 234 [2020-07-21 10:38:42,538 INFO L226 Difference]: Without dead ends: 131 [2020-07-21 10:38:42,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:42,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-21 10:38:42,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-07-21 10:38:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-21 10:38:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 150 transitions. [2020-07-21 10:38:42,553 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 150 transitions. Word has length 65 [2020-07-21 10:38:42,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:42,555 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 150 transitions. [2020-07-21 10:38:42,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:42,556 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 150 transitions. [2020-07-21 10:38:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-21 10:38:42,558 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:42,559 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:42,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:42,772 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:42,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:42,772 INFO L82 PathProgramCache]: Analyzing trace with hash 1239264208, now seen corresponding path program 1 times [2020-07-21 10:38:42,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:42,773 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1974949987] [2020-07-21 10:38:42,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:42,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:38:42,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:43,055 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:43,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1974949987] [2020-07-21 10:38:43,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:43,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 10:38:43,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803591825] [2020-07-21 10:38:43,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 10:38:43,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:43,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 10:38:43,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:38:43,057 INFO L87 Difference]: Start difference. First operand 131 states and 150 transitions. Second operand 7 states. [2020-07-21 10:38:43,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:43,815 INFO L93 Difference]: Finished difference Result 321 states and 396 transitions. [2020-07-21 10:38:43,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 10:38:43,817 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 78 [2020-07-21 10:38:43,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:43,825 INFO L225 Difference]: With dead ends: 321 [2020-07-21 10:38:43,825 INFO L226 Difference]: Without dead ends: 218 [2020-07-21 10:38:43,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-07-21 10:38:43,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-07-21 10:38:43,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 201. [2020-07-21 10:38:43,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-07-21 10:38:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 234 transitions. [2020-07-21 10:38:43,873 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 234 transitions. Word has length 78 [2020-07-21 10:38:43,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:43,873 INFO L479 AbstractCegarLoop]: Abstraction has 201 states and 234 transitions. [2020-07-21 10:38:43,873 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 10:38:43,873 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 234 transitions. [2020-07-21 10:38:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 10:38:43,876 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:43,876 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:44,089 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,090 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:44,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:44,091 INFO L82 PathProgramCache]: Analyzing trace with hash -440444759, now seen corresponding path program 1 times [2020-07-21 10:38:44,091 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:44,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37085023] [2020-07-21 10:38:44,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:44,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:44,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:44,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:44,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37085023] [2020-07-21 10:38:44,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:44,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:44,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245928494] [2020-07-21 10:38:44,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:44,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:44,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:44,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:44,320 INFO L87 Difference]: Start difference. First operand 201 states and 234 transitions. Second operand 6 states. [2020-07-21 10:38:44,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:44,363 INFO L93 Difference]: Finished difference Result 379 states and 452 transitions. [2020-07-21 10:38:44,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:44,363 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2020-07-21 10:38:44,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:44,367 INFO L225 Difference]: With dead ends: 379 [2020-07-21 10:38:44,367 INFO L226 Difference]: Without dead ends: 206 [2020-07-21 10:38:44,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:38:44,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-07-21 10:38:44,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2020-07-21 10:38:44,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-07-21 10:38:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 239 transitions. [2020-07-21 10:38:44,391 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 239 transitions. Word has length 93 [2020-07-21 10:38:44,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:44,392 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 239 transitions. [2020-07-21 10:38:44,392 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 239 transitions. [2020-07-21 10:38:44,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 10:38:44,394 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:44,394 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:44,609 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,610 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:44,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:44,611 INFO L82 PathProgramCache]: Analyzing trace with hash 261155115, now seen corresponding path program 1 times [2020-07-21 10:38:44,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:44,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1618586323] [2020-07-21 10:38:44,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:44,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 10:38:44,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:44,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:44,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:44,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1618586323] [2020-07-21 10:38:44,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:44,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 10:38:44,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974402845] [2020-07-21 10:38:44,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 10:38:44,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:44,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 10:38:44,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:38:44,807 INFO L87 Difference]: Start difference. First operand 206 states and 239 transitions. Second operand 5 states. [2020-07-21 10:38:44,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:44,836 INFO L93 Difference]: Finished difference Result 391 states and 471 transitions. [2020-07-21 10:38:44,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 10:38:44,837 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2020-07-21 10:38:44,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:44,840 INFO L225 Difference]: With dead ends: 391 [2020-07-21 10:38:44,840 INFO L226 Difference]: Without dead ends: 213 [2020-07-21 10:38:44,841 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:38:44,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-07-21 10:38:44,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 210. [2020-07-21 10:38:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-07-21 10:38:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 243 transitions. [2020-07-21 10:38:44,857 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 243 transitions. Word has length 93 [2020-07-21 10:38:44,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:44,857 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 243 transitions. [2020-07-21 10:38:44,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 10:38:44,858 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 243 transitions. [2020-07-21 10:38:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 10:38:44,859 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:44,859 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:45,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:45,075 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:45,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:45,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1986636012, now seen corresponding path program 1 times [2020-07-21 10:38:45,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:45,077 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [698903619] [2020-07-21 10:38:45,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:45,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 10:38:45,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:45,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:45,301 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:45,301 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [698903619] [2020-07-21 10:38:45,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:45,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:45,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435949779] [2020-07-21 10:38:45,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:45,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:45,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:45,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:45,303 INFO L87 Difference]: Start difference. First operand 210 states and 243 transitions. Second operand 3 states. [2020-07-21 10:38:45,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:45,338 INFO L93 Difference]: Finished difference Result 546 states and 671 transitions. [2020-07-21 10:38:45,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:45,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2020-07-21 10:38:45,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:45,341 INFO L225 Difference]: With dead ends: 546 [2020-07-21 10:38:45,341 INFO L226 Difference]: Without dead ends: 364 [2020-07-21 10:38:45,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:45,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-07-21 10:38:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 361. [2020-07-21 10:38:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-07-21 10:38:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 432 transitions. [2020-07-21 10:38:45,367 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 432 transitions. Word has length 93 [2020-07-21 10:38:45,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:45,368 INFO L479 AbstractCegarLoop]: Abstraction has 361 states and 432 transitions. [2020-07-21 10:38:45,368 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 432 transitions. [2020-07-21 10:38:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-21 10:38:45,369 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:45,370 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:45,584 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:45,585 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:45,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:45,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1429929390, now seen corresponding path program 1 times [2020-07-21 10:38:45,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:45,586 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [187978316] [2020-07-21 10:38:45,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:45,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 10:38:45,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:45,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:45,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [187978316] [2020-07-21 10:38:45,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:45,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-21 10:38:45,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777814196] [2020-07-21 10:38:45,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:38:45,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:45,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:38:45,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:38:45,857 INFO L87 Difference]: Start difference. First operand 361 states and 432 transitions. Second operand 10 states. [2020-07-21 10:38:47,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:47,145 INFO L93 Difference]: Finished difference Result 1002 states and 1375 transitions. [2020-07-21 10:38:47,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 10:38:47,146 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 97 [2020-07-21 10:38:47,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:47,154 INFO L225 Difference]: With dead ends: 1002 [2020-07-21 10:38:47,154 INFO L226 Difference]: Without dead ends: 669 [2020-07-21 10:38:47,156 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2020-07-21 10:38:47,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2020-07-21 10:38:47,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 496. [2020-07-21 10:38:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2020-07-21 10:38:47,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 598 transitions. [2020-07-21 10:38:47,222 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 598 transitions. Word has length 97 [2020-07-21 10:38:47,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:47,226 INFO L479 AbstractCegarLoop]: Abstraction has 496 states and 598 transitions. [2020-07-21 10:38:47,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:38:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 598 transitions. [2020-07-21 10:38:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-21 10:38:47,233 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:47,233 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:47,436 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:47,437 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:47,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:47,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1557984819, now seen corresponding path program 1 times [2020-07-21 10:38:47,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:47,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1035112052] [2020-07-21 10:38:47,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:47,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:47,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:47,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 10:38:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-07-21 10:38:48,097 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1035112052] [2020-07-21 10:38:48,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 10:38:48,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-21 10:38:48,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718546141] [2020-07-21 10:38:48,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:38:48,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:48,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:38:48,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:38:48,100 INFO L87 Difference]: Start difference. First operand 496 states and 598 transitions. Second operand 10 states. [2020-07-21 10:38:48,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:48,946 INFO L93 Difference]: Finished difference Result 1069 states and 1305 transitions. [2020-07-21 10:38:48,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 10:38:48,947 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 157 [2020-07-21 10:38:48,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:48,948 INFO L225 Difference]: With dead ends: 1069 [2020-07-21 10:38:48,948 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:48,951 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 301 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-07-21 10:38:48,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:48,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:48,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2020-07-21 10:38:48,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:48,952 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:48,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:38:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:48,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:49,162 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:49,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:50,296 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2020-07-21 10:38:50,580 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2020-07-21 10:38:50,789 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2020-07-21 10:38:51,027 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-07-21 10:38:51,238 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2020-07-21 10:38:51,669 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-07-21 10:38:51,856 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2020-07-21 10:38:51,970 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2020-07-21 10:38:52,548 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2020-07-21 10:38:52,686 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2020-07-21 10:38:52,924 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2020-07-21 10:38:53,357 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2020-07-21 10:38:53,485 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2020-07-21 10:38:53,608 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-21 10:38:53,608 INFO L268 CegarLoopResult]: For program point L289-1(lines 289 293) no Hoare annotation was computed. [2020-07-21 10:38:53,608 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-07-21 10:38:53,608 INFO L268 CegarLoopResult]: For program point L283-2(lines 283 304) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 258 313) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point L305(lines 282 306) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 258 313) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 258 313) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-21 10:38:53,609 INFO L268 CegarLoopResult]: For program point L346-1(lines 346 350) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 314 373) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point L340-2(lines 340 365) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 314 373) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point L366(lines 339 367) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 314 373) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-07-21 10:38:53,610 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-07-21 10:38:53,611 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2020-07-21 10:38:53,611 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2020-07-21 10:38:53,611 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2020-07-21 10:38:53,611 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2020-07-21 10:38:53,611 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2020-07-21 10:38:53,611 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 158 165) the Hoare annotation is: true [2020-07-21 10:38:53,611 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2020-07-21 10:38:53,611 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2020-07-21 10:38:53,612 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 166 175) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0))))) [2020-07-21 10:38:53,612 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-21 10:38:53,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 166 175) no Hoare annotation was computed. [2020-07-21 10:38:53,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 166 175) no Hoare annotation was computed. [2020-07-21 10:38:53,612 INFO L264 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 0 ~pumpRunning~0))) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-21 10:38:53,612 INFO L268 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2020-07-21 10:38:53,613 INFO L268 CegarLoopResult]: For program point L188(lines 188 198) no Hoare annotation was computed. [2020-07-21 10:38:53,613 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~pumpRunning~0))))) [2020-07-21 10:38:53,613 INFO L268 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-07-21 10:38:53,613 INFO L268 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-07-21 10:38:53,613 INFO L268 CegarLoopResult]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2020-07-21 10:38:53,613 INFO L271 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: true [2020-07-21 10:38:53,613 INFO L268 CegarLoopResult]: For program point L182-1(line 182) no Hoare annotation was computed. [2020-07-21 10:38:53,614 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 176 204) the Hoare annotation is: true [2020-07-21 10:38:53,614 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 176 204) no Hoare annotation was computed. [2020-07-21 10:38:53,614 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,614 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-21 10:38:53,614 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,614 INFO L264 CegarLoopResult]: At program point L143-1(line 143) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,614 INFO L268 CegarLoopResult]: For program point L141(lines 141 148) no Hoare annotation was computed. [2020-07-21 10:38:53,614 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-21 10:38:53,614 INFO L268 CegarLoopResult]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,615 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,615 INFO L264 CegarLoopResult]: At program point L137-1(line 137) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 84 107) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 10:38:53,615 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 84 107) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 84 107) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-21 10:38:53,616 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 789 797) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 789 797) the Hoare annotation is: true [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 789 797) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point L817(lines 817 825) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2020-07-21 10:38:53,617 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 798 833) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 798 833) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point L805(lines 805 813) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 813) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 798 833) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 212 257) no Hoare annotation was computed. [2020-07-21 10:38:53,618 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 212 257) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 212 257) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point L545(lines 545 552) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point L539(lines 539 559) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point L539-1(lines 539 559) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 525 570) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 525 570) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 525 570) no Hoare annotation was computed. [2020-07-21 10:38:53,619 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,620 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2020-07-21 10:38:53,620 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,620 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2020-07-21 10:38:53,620 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 778 788) the Hoare annotation is: true [2020-07-21 10:38:53,620 INFO L271 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: true [2020-07-21 10:38:53,620 INFO L268 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-07-21 10:38:53,620 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 778 788) no Hoare annotation was computed. [2020-07-21 10:38:53,620 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 778 788) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 770 777) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 770 777) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 770 777) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 655 668) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point L659(lines 659 665) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 655 668) the Hoare annotation is: true [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 655 668) no Hoare annotation was computed. [2020-07-21 10:38:53,621 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 737 761) no Hoare annotation was computed. [2020-07-21 10:38:53,622 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:53,622 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 737 761) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:53,622 INFO L268 CegarLoopResult]: For program point L756-1(lines 737 761) no Hoare annotation was computed. [2020-07-21 10:38:53,622 INFO L264 CegarLoopResult]: At program point L751(line 751) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:53,622 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:53,622 INFO L268 CegarLoopResult]: For program point L745(lines 745 753) no Hoare annotation was computed. [2020-07-21 10:38:53,623 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:53,623 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-07-21 10:38:53,623 INFO L268 CegarLoopResult]: For program point L741(lines 741 758) no Hoare annotation was computed. [2020-07-21 10:38:53,623 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 703 709) no Hoare annotation was computed. [2020-07-21 10:38:53,623 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 703 709) the Hoare annotation is: true [2020-07-21 10:38:53,623 INFO L264 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2020-07-21 10:38:53,624 INFO L264 CegarLoopResult]: At program point testENTRY(lines 897 962) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,624 INFO L268 CegarLoopResult]: For program point L927(lines 927 933) no Hoare annotation was computed. [2020-07-21 10:38:53,624 INFO L268 CegarLoopResult]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2020-07-21 10:38:53,624 INFO L264 CegarLoopResult]: At program point L952(lines 907 954) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= 0 ~pumpRunning~0) .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 10:38:53,624 INFO L264 CegarLoopResult]: At program point L919(line 919) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= 0 ~pumpRunning~0) .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 10:38:53,624 INFO L268 CegarLoopResult]: For program point testFINAL(lines 897 962) no Hoare annotation was computed. [2020-07-21 10:38:53,624 INFO L268 CegarLoopResult]: For program point L917(lines 917 923) no Hoare annotation was computed. [2020-07-21 10:38:53,625 INFO L268 CegarLoopResult]: For program point L917-1(lines 917 923) no Hoare annotation was computed. [2020-07-21 10:38:53,625 INFO L268 CegarLoopResult]: For program point L909(lines 909 913) no Hoare annotation was computed. [2020-07-21 10:38:53,625 INFO L264 CegarLoopResult]: At program point L955(lines 906 956) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:53,625 INFO L268 CegarLoopResult]: For program point L945(lines 945 949) no Hoare annotation was computed. [2020-07-21 10:38:53,625 INFO L264 CegarLoopResult]: At program point L945-2(lines 937 950) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2020-07-21 10:38:53,625 INFO L268 CegarLoopResult]: For program point L908(lines 907 954) no Hoare annotation was computed. [2020-07-21 10:38:53,625 INFO L264 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point L937(lines 937 950) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point testEXIT(lines 897 962) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 479 524) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 479 524) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point L499(lines 499 506) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 479 524) no Hoare annotation was computed. [2020-07-21 10:38:53,626 INFO L268 CegarLoopResult]: For program point L493(lines 493 513) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L493-1(lines 493 513) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 623 645) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L631(lines 631 639) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 623 645) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L631-2(lines 631 639) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 623 645) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 376 478) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L446(lines 424 447) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L405(lines 405 421) no Hoare annotation was computed. [2020-07-21 10:38:53,627 INFO L268 CegarLoopResult]: For program point L465(lines 465 472) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L426(lines 425 445) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L457-1(line 457) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L422(lines 422 463) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 376 478) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-07-21 10:38:53,628 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 376 478) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point L464(lines 464 475) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point L425-2(lines 425 445) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 863 872) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 863 872) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 863 872) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,629 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2020-07-21 10:38:53,630 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:38:53,630 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 646 654) the Hoare annotation is: true [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 646 654) no Hoare annotation was computed. [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 646 654) no Hoare annotation was computed. [2020-07-21 10:38:53,630 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 834 852) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L268 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L271 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: true [2020-07-21 10:38:53,631 INFO L268 CegarLoopResult]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 834 852) the Hoare annotation is: true [2020-07-21 10:38:53,631 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 834 852) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L268 CegarLoopResult]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2020-07-21 10:38:53,631 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 602 613) the Hoare annotation is: true [2020-07-21 10:38:53,632 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 602 613) no Hoare annotation was computed. [2020-07-21 10:38:53,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,632 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse5 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse4 .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse5 .cse6 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse1 (and (<= ~waterLevel~0 2) (= 0 ~pumpRunning~0)) .cse2)))) [2020-07-21 10:38:53,633 INFO L264 CegarLoopResult]: At program point L690(lines 690 696) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (<= ~waterLevel~0 1)) (.cse5 (<= 1 ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse9 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse12 .cse5)) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse4 .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse12)) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|)))) (and (let ((.cse2 (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (and .cse2 (<= ~waterLevel~0 2) .cse3) (and .cse2 .cse4 .cse5) .cse6 .cse7)) (or .cse8 .cse0 .cse1 (and .cse4 .cse3)) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse8 .cse0 .cse9 .cse10 .cse11) (or .cse0 .cse9 .cse10 .cse11 .cse6 .cse7)))) [2020-07-21 10:38:53,633 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 676 702) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (and .cse5 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse5 .cse6) .cse0 .cse7 .cse3) (or .cse0 (and .cse1 .cse6 (<= ~waterLevel~0 2)) .cse7 .cse3 .cse4) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)))) [2020-07-21 10:38:53,633 INFO L264 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse0 .cse4) (or .cse0 .cse4 (and .cse2 (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:38:53,633 INFO L268 CegarLoopResult]: For program point L683(lines 679 701) no Hoare annotation was computed. [2020-07-21 10:38:53,633 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 676 702) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L268 CegarLoopResult]: For program point L681(lines 679 701) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 676 702) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L271 CegarLoopResult]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2020-07-21 10:38:53,634 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-07-21 10:38:53,634 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2020-07-21 10:38:53,635 INFO L271 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2020-07-21 10:38:53,635 INFO L271 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: true [2020-07-21 10:38:53,635 INFO L268 CegarLoopResult]: For program point L57-1(line 57) no Hoare annotation was computed. [2020-07-21 10:38:53,635 INFO L271 CegarLoopResult]: At program point L76(lines 51 80) the Hoare annotation is: true [2020-07-21 10:38:53,635 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-21 10:38:53,635 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 614 622) the Hoare annotation is: true [2020-07-21 10:38:53,635 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 614 622) no Hoare annotation was computed. [2020-07-21 10:38:53,635 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 614 622) no Hoare annotation was computed. [2020-07-21 10:38:53,636 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 578 589) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= |old(~waterLevel~0)| 2)) .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:38:53,636 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 578 589) no Hoare annotation was computed. [2020-07-21 10:38:53,636 INFO L268 CegarLoopResult]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2020-07-21 10:38:53,636 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2020-07-21 10:38:53,636 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2020-07-21 10:38:53,636 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,636 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-21 10:38:53,637 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:53,637 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:53,637 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2020-07-21 10:38:53,637 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 1 |old(~systemActive~0)|))) (.cse2 (<= 1 ~systemActive~0))) (and (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse2 .cse3) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~pumpRunning~0)) .cse3 .cse2))) [2020-07-21 10:38:53,637 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2020-07-21 10:38:53,637 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 711 735) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:53,638 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 711 735) no Hoare annotation was computed. [2020-07-21 10:38:53,638 INFO L264 CegarLoopResult]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:53,638 INFO L268 CegarLoopResult]: For program point L730-1(lines 711 735) no Hoare annotation was computed. [2020-07-21 10:38:53,638 INFO L264 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= 0 ~pumpRunning~0))))) [2020-07-21 10:38:53,638 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:53,639 INFO L268 CegarLoopResult]: For program point L719(lines 719 727) no Hoare annotation was computed. [2020-07-21 10:38:53,639 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:53,639 INFO L268 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-07-21 10:38:53,639 INFO L268 CegarLoopResult]: For program point L715(lines 715 732) no Hoare annotation was computed. [2020-07-21 10:38:53,639 INFO L268 CegarLoopResult]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2020-07-21 10:38:53,639 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 590 601) no Hoare annotation was computed. [2020-07-21 10:38:53,639 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 590 601) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse7) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse3))) [2020-07-21 10:38:53,640 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 10:38:53,640 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 10:38:53,640 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 10:38:53,640 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 10:38:53,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:53 BoogieIcfgContainer [2020-07-21 10:38:53,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:53,661 INFO L168 Benchmark]: Toolchain (without parser) took 14705.92 ms. Allocated memory was 144.7 MB in the beginning and 385.9 MB in the end (delta: 241.2 MB). Free memory was 102.0 MB in the beginning and 114.9 MB in the end (delta: -12.9 MB). Peak memory consumption was 228.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:53,661 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 10:38:53,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.25 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 172.2 MB in the end (delta: -70.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:53,663 INFO L168 Benchmark]: Boogie Preprocessor took 114.32 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 167.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:53,664 INFO L168 Benchmark]: RCFGBuilder took 1221.97 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 196.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:53,665 INFO L168 Benchmark]: TraceAbstraction took 12730.92 ms. Allocated memory was 234.9 MB in the beginning and 385.9 MB in the end (delta: 151.0 MB). Free memory was 196.9 MB in the beginning and 114.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 233.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:53,669 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.25 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 172.2 MB in the end (delta: -70.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.32 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 167.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1221.97 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 196.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12730.92 ms. Allocated memory was 234.9 MB in the beginning and 385.9 MB in the end (delta: 151.0 MB). Free memory was 196.9 MB in the beginning and 114.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 233.6 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) <= 1) || ((((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || (((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive))) || ((((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1607 SDtfs, 1192 SDslu, 2870 SDs, 0 SdLazy, 1877 SolverSat, 559 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 969 GetRequests, 908 SyntacticMatches, 6 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=496occurred in iteration=8, 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, 9 MinimizatonAttempts, 196 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 953 PreInvPairs, 1037 NumberOfFragments, 1719 HoareAnnotationTreeSize, 953 FomulaSimplifications, 1396 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 63 FomulaSimplificationsInter, 7465 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 795 NumberOfCodeBlocks, 795 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 942 ConstructedInterpolants, 0 QuantifiedInterpolants, 192862 SizeOfPredicates, 26 NumberOfNonLiveVariables, 6932 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 88/110 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...