/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:23:03,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:23:03,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:23:03,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:23:03,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:23:03,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:23:03,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:23:03,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:23:03,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:23:03,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:23:03,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:23:03,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:23:03,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:23:03,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:23:03,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:23:03,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:23:03,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:23:03,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:23:03,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:23:03,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:23:03,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:23:03,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:23:03,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:23:03,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:23:03,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:23:03,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:23:03,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:23:03,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:23:03,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:23:03,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:23:03,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:23:03,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:23:03,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:23:03,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:23:03,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:23:03,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:23:03,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:23:03,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:23:03,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:23:03,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:23:03,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:23:03,723 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 [2020-07-20 16:23:03,759 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:23:03,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:23:03,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:23:03,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:23:03,764 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:23:03,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:23:03,765 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:23:03,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:23:03,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:23:03,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:23:03,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:23:03,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:23:03,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:23:03,770 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:23:03,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:23:03,771 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:23:03,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:23:03,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:23:03,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:23:03,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:23:03,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:23:03,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:23:03,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:23:03,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:23:03,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:23:03,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:23:03,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:03,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:23:03,774 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:23:03,774 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:23:04,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:23:04,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:23:04,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:23:04,106 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:23:04,106 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:23:04,108 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-07-20 16:23:04,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4581895c/da3800b67f374d34a0b411c8f9021c77/FLAGce978fa69 [2020-07-20 16:23:04,692 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:23:04,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-07-20 16:23:04,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4581895c/da3800b67f374d34a0b411c8f9021c77/FLAGce978fa69 [2020-07-20 16:23:05,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4581895c/da3800b67f374d34a0b411c8f9021c77 [2020-07-20 16:23:05,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:23:05,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:23:05,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:23:05,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:23:05,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:23:05,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05, skipping insertion in model container [2020-07-20 16:23:05,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:23:05,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:23:05,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:23:05,539 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:23:05,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:23:05,655 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:23:05,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05 WrapperNode [2020-07-20 16:23:05,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:23:05,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:23:05,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:23:05,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:23:05,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (1/1) ... [2020-07-20 16:23:05,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:23:05,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:23:05,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:23:05,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:23:05,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (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 [2020-07-20 16:23:05,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:23:05,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:23:05,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:23:05,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:23:05,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:23:05,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:23:05,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:23:05,838 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:23:05,838 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:23:05,838 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:23:05,839 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:23:05,839 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:23:05,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:23:05,839 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:23:05,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:23:05,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 16:23:05,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:23:05,841 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:23:05,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:23:05,841 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:23:05,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:23:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:23:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:23:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:23:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:23:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:23:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:23:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:23:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 16:23:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:23:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:23:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:23:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:23:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:23:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:23:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:23:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 16:23:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:23:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:23:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:23:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:23:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:23:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:23:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:23:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:23:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:23:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:23:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:23:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:23:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:23:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:23:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:23:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:23:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:23:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:23:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:23:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:23:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 16:23:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:23:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:23:05,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:23:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:23:06,993 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:23:06,994 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:23:07,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:07 BoogieIcfgContainer [2020-07-20 16:23:07,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:23:07,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:23:07,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:23:07,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:23:07,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:23:05" (1/3) ... [2020-07-20 16:23:07,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f469608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:07, skipping insertion in model container [2020-07-20 16:23:07,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:05" (2/3) ... [2020-07-20 16:23:07,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f469608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:07, skipping insertion in model container [2020-07-20 16:23:07,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:07" (3/3) ... [2020-07-20 16:23:07,007 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2020-07-20 16:23:07,018 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:23:07,026 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:23:07,040 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:23:07,065 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:23:07,065 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:23:07,065 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:23:07,066 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:23:07,066 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:23:07,066 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:23:07,066 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:23:07,067 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:23:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-07-20 16:23:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:23:07,101 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:07,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:07,102 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:07,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:07,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1678806906, now seen corresponding path program 1 times [2020-07-20 16:23:07,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:07,118 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1358514559] [2020-07-20 16:23:07,119 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:23:07,580 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:07,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:07,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:23:07,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:07,638 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:07,640 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1358514559] [2020-07-20 16:23:07,640 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:07,641 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:23:07,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368407983] [2020-07-20 16:23:07,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:23:07,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:07,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:23:07,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:23:07,665 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2020-07-20 16:23:07,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:07,709 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2020-07-20 16:23:07,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:23:07,711 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 16:23:07,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:07,723 INFO L225 Difference]: With dead ends: 234 [2020-07-20 16:23:07,723 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 16:23:07,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:23:07,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 16:23:07,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 16:23:07,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 16:23:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-20 16:23:07,787 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2020-07-20 16:23:07,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:07,788 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-20 16:23:07,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:23:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-20 16:23:07,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:23:07,793 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:07,793 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:08,007 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:08,008 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:08,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:08,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1533869534, now seen corresponding path program 1 times [2020-07-20 16:23:08,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:08,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1434734476] [2020-07-20 16:23:08,010 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:23:08,436 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:08,436 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:08,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:23:08,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:08,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:08,483 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1434734476] [2020-07-20 16:23:08,483 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:08,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:08,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965375698] [2020-07-20 16:23:08,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:08,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:08,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:08,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:08,487 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-20 16:23:08,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:08,507 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2020-07-20 16:23:08,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:08,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:23:08,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:08,511 INFO L225 Difference]: With dead ends: 173 [2020-07-20 16:23:08,511 INFO L226 Difference]: Without dead ends: 110 [2020-07-20 16:23:08,513 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:08,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-20 16:23:08,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-20 16:23:08,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-20 16:23:08,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-07-20 16:23:08,527 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2020-07-20 16:23:08,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:08,528 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-07-20 16:23:08,528 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-07-20 16:23:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 16:23:08,531 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:08,531 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:08,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:08,746 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:08,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:08,746 INFO L82 PathProgramCache]: Analyzing trace with hash 2046992772, now seen corresponding path program 1 times [2020-07-20 16:23:08,747 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:08,747 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046880733] [2020-07-20 16:23:08,747 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:23:09,114 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:09,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:09,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:23:09,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:09,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:09,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:09,160 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046880733] [2020-07-20 16:23:09,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:09,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:09,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125749104] [2020-07-20 16:23:09,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:09,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:09,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:09,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:09,162 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 3 states. [2020-07-20 16:23:09,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:09,191 INFO L93 Difference]: Finished difference Result 270 states and 324 transitions. [2020-07-20 16:23:09,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:09,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 16:23:09,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:09,195 INFO L225 Difference]: With dead ends: 270 [2020-07-20 16:23:09,195 INFO L226 Difference]: Without dead ends: 188 [2020-07-20 16:23:09,197 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:09,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-20 16:23:09,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 182. [2020-07-20 16:23:09,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-07-20 16:23:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 217 transitions. [2020-07-20 16:23:09,222 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 217 transitions. Word has length 57 [2020-07-20 16:23:09,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:09,223 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 217 transitions. [2020-07-20 16:23:09,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 217 transitions. [2020-07-20 16:23:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 16:23:09,225 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:09,226 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:09,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:09,439 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:09,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:09,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1465271355, now seen corresponding path program 1 times [2020-07-20 16:23:09,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:09,441 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842587627] [2020-07-20 16:23:09,441 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:23:09,864 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:09,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:09,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:23:09,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:09,913 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:09,914 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842587627] [2020-07-20 16:23:09,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:09,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:23:09,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705078317] [2020-07-20 16:23:09,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:23:09,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:09,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:23:09,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:09,916 INFO L87 Difference]: Start difference. First operand 182 states and 217 transitions. Second operand 6 states. [2020-07-20 16:23:10,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:10,113 INFO L93 Difference]: Finished difference Result 289 states and 356 transitions. [2020-07-20 16:23:10,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:23:10,114 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-20 16:23:10,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:10,115 INFO L225 Difference]: With dead ends: 289 [2020-07-20 16:23:10,115 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:23:10,118 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:23:10,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:23:10,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:23:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:23:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:23:10,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-07-20 16:23:10,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:10,119 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:23:10,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:23:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:23:10,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:23:10,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:10,335 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point L414(lines 391 415) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 367 422) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 367 422) no Hoare annotation was computed. [2020-07-20 16:23:10,955 INFO L268 CegarLoopResult]: For program point L392-2(lines 392 413) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 367 422) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point L449-2(lines 449 474) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point L475(lines 448 476) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 423 482) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point L468-1(line 468) no Hoare annotation was computed. [2020-07-20 16:23:10,956 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 423 482) no Hoare annotation was computed. [2020-07-20 16:23:10,957 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 423 482) no Hoare annotation was computed. [2020-07-20 16:23:10,957 INFO L268 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2020-07-20 16:23:10,957 INFO L268 CegarLoopResult]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2020-07-20 16:23:10,957 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-20 16:23:10,957 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2020-07-20 16:23:10,958 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2020-07-20 16:23:10,958 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2020-07-20 16:23:10,958 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2020-07-20 16:23:10,958 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2020-07-20 16:23:10,958 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,958 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2020-07-20 16:23:10,959 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,959 INFO L264 CegarLoopResult]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,959 INFO L268 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-07-20 16:23:10,959 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2020-07-20 16:23:10,959 INFO L268 CegarLoopResult]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2020-07-20 16:23:10,959 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-07-20 16:23:10,959 INFO L264 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,960 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,960 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,960 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-20 16:23:10,960 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-07-20 16:23:10,960 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 248 271) no Hoare annotation was computed. [2020-07-20 16:23:10,960 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 248 271) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 248 271) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-20 16:23:10,961 INFO L268 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-20 16:23:10,962 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2020-07-20 16:23:10,963 INFO L264 CegarLoopResult]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:23:10,963 INFO L268 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-07-20 16:23:10,963 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 16:23:10,963 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2020-07-20 16:23:10,963 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2020-07-20 16:23:10,963 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2020-07-20 16:23:10,964 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2020-07-20 16:23:10,964 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2020-07-20 16:23:10,964 INFO L268 CegarLoopResult]: For program point L904(lines 904 908) no Hoare annotation was computed. [2020-07-20 16:23:10,964 INFO L271 CegarLoopResult]: At program point L902(line 902) the Hoare annotation is: true [2020-07-20 16:23:10,964 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2020-07-20 16:23:10,964 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2020-07-20 16:23:10,964 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-07-20 16:23:10,965 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point L866(lines 866 874) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 321 366) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 321 366) no Hoare annotation was computed. [2020-07-20 16:23:10,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 321 366) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 634 679) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point L654(lines 654 661) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 634 679) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point L648(lines 648 668) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point L648-1(lines 648 668) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 634 679) no Hoare annotation was computed. [2020-07-20 16:23:10,967 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,968 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,968 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2020-07-20 16:23:10,968 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2020-07-20 16:23:10,968 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2020-07-20 16:23:10,968 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 16:23:10,968 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-20 16:23:10,969 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2020-07-20 16:23:10,969 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2020-07-20 16:23:10,969 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2020-07-20 16:23:10,969 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2020-07-20 16:23:10,969 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2020-07-20 16:23:10,969 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2020-07-20 16:23:10,970 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,970 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,970 INFO L268 CegarLoopResult]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2020-07-20 16:23:10,970 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:23:10,970 INFO L264 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:23:10,970 INFO L268 CegarLoopResult]: For program point L806(lines 806 814) no Hoare annotation was computed. [2020-07-20 16:23:10,970 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:23:10,971 INFO L268 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-07-20 16:23:10,971 INFO L268 CegarLoopResult]: For program point L802(lines 802 819) no Hoare annotation was computed. [2020-07-20 16:23:10,971 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2020-07-20 16:23:10,971 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2020-07-20 16:23:10,971 INFO L268 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-07-20 16:23:10,971 INFO L264 CegarLoopResult]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,972 INFO L268 CegarLoopResult]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2020-07-20 16:23:10,972 INFO L264 CegarLoopResult]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,972 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,972 INFO L268 CegarLoopResult]: For program point L740(lines 740 746) no Hoare annotation was computed. [2020-07-20 16:23:10,972 INFO L264 CegarLoopResult]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,972 INFO L268 CegarLoopResult]: For program point L703(lines 702 751) no Hoare annotation was computed. [2020-07-20 16:23:10,973 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,973 INFO L268 CegarLoopResult]: For program point L732(lines 732 747) no Hoare annotation was computed. [2020-07-20 16:23:10,973 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,973 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-07-20 16:23:10,973 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-07-20 16:23:10,973 INFO L264 CegarLoopResult]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,973 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point L608(lines 608 615) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point L602(lines 602 622) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 588 633) no Hoare annotation was computed. [2020-07-20 16:23:10,974 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 622) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 588 633) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 588 633) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-20 16:23:10,975 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-07-20 16:23:10,976 INFO L271 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: true [2020-07-20 16:23:10,976 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-07-20 16:23:10,976 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-07-20 16:23:10,976 INFO L268 CegarLoopResult]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2020-07-20 16:23:10,976 INFO L271 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: true [2020-07-20 16:23:10,976 INFO L268 CegarLoopResult]: For program point L58-1(line 58) no Hoare annotation was computed. [2020-07-20 16:23:10,976 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2020-07-20 16:23:10,976 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2020-07-20 16:23:10,977 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,977 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-20 16:23:10,977 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-20 16:23:10,977 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-20 16:23:10,977 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 173 195) no Hoare annotation was computed. [2020-07-20 16:23:10,977 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 173 195) no Hoare annotation was computed. [2020-07-20 16:23:10,977 INFO L268 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 173 195) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 86 95) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 86 95) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 86 95) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 485 587) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point L574(lines 574 581) no Hoare annotation was computed. [2020-07-20 16:23:10,978 INFO L268 CegarLoopResult]: For program point L535(lines 534 554) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L566-1(line 566) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L531(lines 531 572) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 485 587) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L509(lines 509 513) no Hoare annotation was computed. [2020-07-20 16:23:10,979 INFO L268 CegarLoopResult]: For program point L573(lines 573 584) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point L534-2(lines 534 554) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 485 587) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point L555(lines 533 556) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point L514(lines 514 530) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,980 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:10,980 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 823 830) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 823 830) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 823 830) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 196 204) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 196 204) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 196 204) no Hoare annotation was computed. [2020-07-20 16:23:10,981 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-20 16:23:10,982 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-20 16:23:10,983 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,983 INFO L264 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,983 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2020-07-20 16:23:10,983 INFO L264 CegarLoopResult]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:10,983 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2020-07-20 16:23:10,983 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:23:10,983 INFO L268 CegarLoopResult]: For program point L770(lines 769 788) no Hoare annotation was computed. [2020-07-20 16:23:10,984 INFO L271 CegarLoopResult]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2020-07-20 16:23:10,984 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2020-07-20 16:23:10,984 INFO L271 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: true [2020-07-20 16:23:10,984 INFO L268 CegarLoopResult]: For program point L223-1(line 223) no Hoare annotation was computed. [2020-07-20 16:23:10,984 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2020-07-20 16:23:10,984 INFO L271 CegarLoopResult]: At program point L242(lines 217 246) the Hoare annotation is: true [2020-07-20 16:23:10,984 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-20 16:23:10,984 INFO L268 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-07-20 16:23:10,985 INFO L271 CegarLoopResult]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2020-07-20 16:23:10,985 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-20 16:23:10,985 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2020-07-20 16:23:10,985 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2020-07-20 16:23:10,985 INFO L268 CegarLoopResult]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2020-07-20 16:23:10,985 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2020-07-20 16:23:10,985 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2020-07-20 16:23:10,986 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,986 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:23:10,986 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:10,986 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:10,986 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2020-07-20 16:23:10,986 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2020-07-20 16:23:10,986 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2020-07-20 16:23:10,987 INFO L268 CegarLoopResult]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2020-07-20 16:23:10,987 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2020-07-20 16:23:10,987 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2020-07-20 16:23:10,987 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2020-07-20 16:23:10,987 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2020-07-20 16:23:10,987 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2020-07-20 16:23:10,988 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2020-07-20 16:23:11,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:23:11 BoogieIcfgContainer [2020-07-20 16:23:11,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:23:11,007 INFO L168 Benchmark]: Toolchain (without parser) took 5988.50 ms. Allocated memory was 148.4 MB in the beginning and 271.6 MB in the end (delta: 123.2 MB). Free memory was 104.1 MB in the beginning and 187.9 MB in the end (delta: -83.8 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,008 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 148.4 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.22 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 103.6 MB in the beginning and 174.7 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,010 INFO L168 Benchmark]: Boogie Preprocessor took 89.55 ms. Allocated memory is still 206.0 MB. Free memory was 174.7 MB in the beginning and 170.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,011 INFO L168 Benchmark]: RCFGBuilder took 1253.73 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 170.2 MB in the beginning and 190.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,012 INFO L168 Benchmark]: TraceAbstraction took 4002.77 ms. Allocated memory was 233.8 MB in the beginning and 271.6 MB in the end (delta: 37.7 MB). Free memory was 189.0 MB in the beginning and 187.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 100.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:11,016 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 148.4 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.22 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 103.6 MB in the beginning and 174.7 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.55 ms. Allocated memory is still 206.0 MB. Free memory was 174.7 MB in the beginning and 170.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1253.73 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 170.2 MB in the beginning and 190.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4002.77 ms. Allocated memory was 233.8 MB in the beginning and 271.6 MB in the end (delta: 37.7 MB). Free memory was 189.0 MB in the beginning and 187.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 100.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 229 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 526 SDtfs, 174 SDslu, 424 SDs, 0 SdLazy, 63 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 224 PreInvPairs, 240 NumberOfFragments, 368 HoareAnnotationTreeSize, 224 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 423 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 222 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 18736 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2733 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...