/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_FUNCTIONS --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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:01:26,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:01:26,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:01:26,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:01:26,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:01:26,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:01:26,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:01:26,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:01:26,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:01:26,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:01:26,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:01:26,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:01:26,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:01:26,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:01:26,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:01:26,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:01:26,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:01:26,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:01:26,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:01:26,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:01:26,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:01:26,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:01:26,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:01:26,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:01:26,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:01:26,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:01:26,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:01:26,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:01:26,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:01:26,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:01:26,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:01:26,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:01:26,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:01:26,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:01:26,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:01:26,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:01:26,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:01:26,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:01:26,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:01:26,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:01:26,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:01:26,752 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 13:01:26,767 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:01:26,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:01:26,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:01:26,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:01:26,769 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:01:26,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:01:26,769 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:01:26,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:01:26,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:01:26,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:01:26,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:01:26,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:01:26,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:01:26,771 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:01:26,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:01:26,771 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:01:26,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:01:26,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:01:26,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:01:26,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:01:26,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:01:26,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:01:26,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:01:26,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:01:26,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:01:26,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:01:26,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:26,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:01:26,774 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:01:26,774 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_FUNCTIONS 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 13:01:27,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:01:27,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:01:27,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:01:27,086 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:01:27,087 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:01:27,087 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-20 13:01:27,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab601748/cda1b9f0af05419295b36ba6e0bb36af/FLAGb8223a1dd [2020-07-20 13:01:27,669 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:01:27,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-20 13:01:27,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab601748/cda1b9f0af05419295b36ba6e0bb36af/FLAGb8223a1dd [2020-07-20 13:01:27,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab601748/cda1b9f0af05419295b36ba6e0bb36af [2020-07-20 13:01:27,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:01:27,999 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:01:28,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:28,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:01:28,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:01:28,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:27" (1/1) ... [2020-07-20 13:01:28,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5193481b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28, skipping insertion in model container [2020-07-20 13:01:28,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:27" (1/1) ... [2020-07-20 13:01:28,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:01:28,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:01:28,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:28,636 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:01:28,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:28,743 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:01:28,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28 WrapperNode [2020-07-20 13:01:28,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:28,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:01:28,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:01:28,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:01:28,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (1/1) ... [2020-07-20 13:01:28,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:01:28,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:01:28,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:01:28,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:01:28,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (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 13:01:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:01:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:01:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:01:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:01:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:01:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:01:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:01:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:01:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:01:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:01:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:01:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:01:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:01:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:01:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:01:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:01:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:01:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:01:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:01:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:01:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:01:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:01:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:01:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:01:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:01:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:01:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 13:01:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:01:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:01:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:01:30,069 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:01:30,069 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:01:30,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:30 BoogieIcfgContainer [2020-07-20 13:01:30,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:01:30,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:01:30,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:01:30,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:01:30,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:01:27" (1/3) ... [2020-07-20 13:01:30,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@159c52cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:30, skipping insertion in model container [2020-07-20 13:01:30,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:28" (2/3) ... [2020-07-20 13:01:30,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@159c52cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:30, skipping insertion in model container [2020-07-20 13:01:30,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:30" (3/3) ... [2020-07-20 13:01:30,083 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2020-07-20 13:01:30,094 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:01:30,103 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:01:30,118 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:01:30,144 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:01:30,144 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:01:30,145 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:01:30,145 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:01:30,145 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:01:30,145 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:01:30,145 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:01:30,146 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:01:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-20 13:01:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:01:30,186 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:30,187 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 13:01:30,187 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:30,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:30,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times [2020-07-20 13:01:30,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:30,201 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [724063625] [2020-07-20 13:01:30,201 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 13:01:30,705 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:30,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:30,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:01:30,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:30,754 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 13:01:30,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:30,756 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [724063625] [2020-07-20 13:01:30,757 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:30,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:01:30,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526893491] [2020-07-20 13:01:30,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:01:30,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:30,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:01:30,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:01:30,781 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2020-07-20 13:01:30,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:30,820 INFO L93 Difference]: Finished difference Result 212 states and 265 transitions. [2020-07-20 13:01:30,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:01:30,821 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 13:01:30,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:30,834 INFO L225 Difference]: With dead ends: 212 [2020-07-20 13:01:30,835 INFO L226 Difference]: Without dead ends: 108 [2020-07-20 13:01:30,839 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 13:01:30,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-20 13:01:30,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-07-20 13:01:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-20 13:01:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-07-20 13:01:30,893 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2020-07-20 13:01:30,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:30,894 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-07-20 13:01:30,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:01:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-07-20 13:01:30,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:01:30,900 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:30,901 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 13:01:31,102 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:31,102 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:31,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:31,103 INFO L82 PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times [2020-07-20 13:01:31,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:31,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [715554215] [2020-07-20 13:01:31,105 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 13:01:31,599 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:31,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:31,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:01:31,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:31,652 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 13:01:31,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:31,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [715554215] [2020-07-20 13:01:31,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:31,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:31,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157682252] [2020-07-20 13:01:31,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:31,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:31,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:31,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:31,656 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 3 states. [2020-07-20 13:01:31,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:31,675 INFO L93 Difference]: Finished difference Result 157 states and 183 transitions. [2020-07-20 13:01:31,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:31,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:01:31,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:31,678 INFO L225 Difference]: With dead ends: 157 [2020-07-20 13:01:31,678 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 13:01:31,680 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 13:01:31,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 13:01:31,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 13:01:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 13:01:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-20 13:01:31,694 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2020-07-20 13:01:31,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:31,695 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-20 13:01:31,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-20 13:01:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:01:31,698 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:31,698 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 13:01:31,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:31,912 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:31,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:31,913 INFO L82 PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times [2020-07-20 13:01:31,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:31,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [436426298] [2020-07-20 13:01:31,914 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 13:01:32,433 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:32,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:32,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:01:32,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:32,491 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 13:01:32,491 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:32,492 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [436426298] [2020-07-20 13:01:32,493 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:32,493 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:32,493 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857221646] [2020-07-20 13:01:32,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:32,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:32,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:32,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:32,496 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 3 states. [2020-07-20 13:01:32,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:32,532 INFO L93 Difference]: Finished difference Result 170 states and 201 transitions. [2020-07-20 13:01:32,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:32,534 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 13:01:32,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:32,537 INFO L225 Difference]: With dead ends: 170 [2020-07-20 13:01:32,537 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 13:01:32,538 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 13:01:32,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 13:01:32,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 13:01:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 13:01:32,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-20 13:01:32,560 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2020-07-20 13:01:32,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:32,561 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-20 13:01:32,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-20 13:01:32,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 13:01:32,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:32,567 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:32,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:32,781 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:32,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:32,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times [2020-07-20 13:01:32,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:32,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [503415043] [2020-07-20 13:01:32,783 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 13:01:33,246 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:33,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:33,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:01:33,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:33,335 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 13:01:33,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:33,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [503415043] [2020-07-20 13:01:33,336 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:33,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:33,336 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144126972] [2020-07-20 13:01:33,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:33,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:33,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:33,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:33,338 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 6 states. [2020-07-20 13:01:33,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:33,565 INFO L93 Difference]: Finished difference Result 233 states and 278 transitions. [2020-07-20 13:01:33,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:01:33,566 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-20 13:01:33,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:33,569 INFO L225 Difference]: With dead ends: 233 [2020-07-20 13:01:33,570 INFO L226 Difference]: Without dead ends: 162 [2020-07-20 13:01:33,571 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 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 13:01:33,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-20 13:01:33,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 160. [2020-07-20 13:01:33,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-20 13:01:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2020-07-20 13:01:33,596 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2020-07-20 13:01:33,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:33,597 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2020-07-20 13:01:33,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2020-07-20 13:01:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-20 13:01:33,605 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:33,605 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:33,814 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:33,815 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:33,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:33,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1187901745, now seen corresponding path program 1 times [2020-07-20 13:01:33,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:33,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1602977227] [2020-07-20 13:01:33,816 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 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 [2020-07-20 13:01:34,177 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:34,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:34,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:01:34,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:34,224 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 13:01:34,225 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:34,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1602977227] [2020-07-20 13:01:34,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:34,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:34,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664374064] [2020-07-20 13:01:34,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:34,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:34,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:34,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:34,228 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 6 states. [2020-07-20 13:01:34,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:34,439 INFO L93 Difference]: Finished difference Result 256 states and 305 transitions. [2020-07-20 13:01:34,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:01:34,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-20 13:01:34,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:34,442 INFO L225 Difference]: With dead ends: 256 [2020-07-20 13:01:34,442 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:01:34,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 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 13:01:34,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:01:34,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:01:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:01:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:01:34,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-07-20 13:01:34,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:34,445 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:01:34,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:01:34,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:01:34,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:34,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:01:35,565 INFO L268 CegarLoopResult]: For program point L413(lines 390 414) no Hoare annotation was computed. [2020-07-20 13:01:35,565 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2020-07-20 13:01:35,565 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-20 13:01:35,565 INFO L268 CegarLoopResult]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2020-07-20 13:01:35,565 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L391-2(lines 391 412) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L448-2(lines 448 473) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L474(lines 447 475) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 13:01:35,566 INFO L268 CegarLoopResult]: For program point L467-1(line 467) no Hoare annotation was computed. [2020-07-20 13:01:35,567 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2020-07-20 13:01:35,567 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2020-07-20 13:01:35,567 INFO L268 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-07-20 13:01:35,567 INFO L268 CegarLoopResult]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2020-07-20 13:01:35,568 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 156 162) the Hoare annotation is: true [2020-07-20 13:01:35,568 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 156 162) no Hoare annotation was computed. [2020-07-20 13:01:35,568 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 163 171) no Hoare annotation was computed. [2020-07-20 13:01:35,568 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 163 171) the Hoare annotation is: true [2020-07-20 13:01:35,568 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 163 171) no Hoare annotation was computed. [2020-07-20 13:01:35,569 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,569 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,569 INFO L264 CegarLoopResult]: At program point L256-1(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,569 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 250 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,569 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 250 272) no Hoare annotation was computed. [2020-07-20 13:01:35,569 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 250 272) no Hoare annotation was computed. [2020-07-20 13:01:35,570 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,570 INFO L264 CegarLoopResult]: At program point L262-1(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,570 INFO L268 CegarLoopResult]: For program point L260(lines 260 267) no Hoare annotation was computed. [2020-07-20 13:01:35,570 INFO L268 CegarLoopResult]: For program point L260-1(lines 260 267) no Hoare annotation was computed. [2020-07-20 13:01:35,570 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-20 13:01:35,570 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-20 13:01:35,570 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 206 229) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 206 229) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 206 229) no Hoare annotation was computed. [2020-07-20 13:01:35,571 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-20 13:01:35,572 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 777 783) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 777 783) the Hoare annotation is: true [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 810 817) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 810 817) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 810 817) no Hoare annotation was computed. [2020-07-20 13:01:35,573 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 854 862) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 854 862) the Hoare annotation is: true [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 854 862) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point L882(lines 882 890) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2020-07-20 13:01:35,574 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 863 898) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 863 898) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 863 898) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 149 155) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 149 155) the Hoare annotation is: true [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2020-07-20 13:01:35,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point L653(lines 653 660) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point L647(lines 647 667) no Hoare annotation was computed. [2020-07-20 13:01:35,576 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2020-07-20 13:01:35,577 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2020-07-20 13:01:35,577 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 249) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,577 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 249) no Hoare annotation was computed. [2020-07-20 13:01:35,577 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 249) no Hoare annotation was computed. [2020-07-20 13:01:35,577 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,577 INFO L271 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-07-20 13:01:35,578 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 843 853) the Hoare annotation is: true [2020-07-20 13:01:35,578 INFO L268 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-07-20 13:01:35,578 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 843 853) no Hoare annotation was computed. [2020-07-20 13:01:35,578 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 843 853) no Hoare annotation was computed. [2020-07-20 13:01:35,578 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 835 842) the Hoare annotation is: true [2020-07-20 13:01:35,578 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 835 842) no Hoare annotation was computed. [2020-07-20 13:01:35,578 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 835 842) no Hoare annotation was computed. [2020-07-20 13:01:35,579 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:01:35,579 INFO L264 CegarLoopResult]: At program point L795(line 795) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:01:35,579 INFO L268 CegarLoopResult]: For program point L793(lines 793 801) no Hoare annotation was computed. [2020-07-20 13:01:35,579 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:01:35,579 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 785 809) no Hoare annotation was computed. [2020-07-20 13:01:35,579 INFO L268 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-07-20 13:01:35,579 INFO L268 CegarLoopResult]: For program point L789(lines 789 806) no Hoare annotation was computed. [2020-07-20 13:01:35,579 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 785 809) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:35,580 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:35,580 INFO L268 CegarLoopResult]: For program point L804-1(lines 785 809) no Hoare annotation was computed. [2020-07-20 13:01:35,580 INFO L264 CegarLoopResult]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,580 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-07-20 13:01:35,580 INFO L264 CegarLoopResult]: At program point L729-2(lines 721 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,580 INFO L268 CegarLoopResult]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2020-07-20 13:01:35,581 INFO L268 CegarLoopResult]: For program point L692(lines 691 738) no Hoare annotation was computed. [2020-07-20 13:01:35,581 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,581 INFO L268 CegarLoopResult]: For program point L721(lines 721 734) no Hoare annotation was computed. [2020-07-20 13:01:35,581 INFO L264 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,581 INFO L268 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-07-20 13:01:35,581 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-07-20 13:01:35,582 INFO L264 CegarLoopResult]: At program point L736(lines 691 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,582 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,582 INFO L268 CegarLoopResult]: For program point L701(lines 701 707) no Hoare annotation was computed. [2020-07-20 13:01:35,582 INFO L268 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2020-07-20 13:01:35,582 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-07-20 13:01:35,582 INFO L264 CegarLoopResult]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,582 INFO L268 CegarLoopResult]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point L607(lines 607 614) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point L601(lines 601 621) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-20 13:01:35,583 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 284 312) the Hoare annotation is: true [2020-07-20 13:01:35,584 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point L296(lines 296 306) no Hoare annotation was computed. [2020-07-20 13:01:35,584 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point L292(lines 292 309) no Hoare annotation was computed. [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 284 312) no Hoare annotation was computed. [2020-07-20 13:01:35,584 INFO L268 CegarLoopResult]: For program point L292-1(lines 284 312) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:01:35,585 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 276 283) the Hoare annotation is: true [2020-07-20 13:01:35,585 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 276 283) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 276 283) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 139 148) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 139 148) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 139 148) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point L572(lines 572 583) no Hoare annotation was computed. [2020-07-20 13:01:35,586 INFO L268 CegarLoopResult]: For program point L535(lines 535 539) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L533-2(lines 533 553) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L554(lines 532 555) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L513(lines 513 529) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L534(lines 533 553) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-20 13:01:35,587 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point L530(lines 530 571) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,588 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:35,588 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point L829-1(lines 818 834) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 818 834) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 818 834) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:01:35,589 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:01:35,590 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:35,591 INFO L264 CegarLoopResult]: At program point L764(lines 764 770) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:35,591 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point L757(lines 756 775) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 753 776) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 753 776) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 753 776) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 175 204) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 175 204) the Hoare annotation is: true [2020-07-20 13:01:35,591 INFO L271 CegarLoopResult]: At program point L189-1(lines 189 193) the Hoare annotation is: true [2020-07-20 13:01:35,591 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-20 13:01:35,591 INFO L271 CegarLoopResult]: At program point L185-2(lines 185 199) the Hoare annotation is: true [2020-07-20 13:01:35,592 INFO L271 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: true [2020-07-20 13:01:35,592 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-20 13:01:35,592 INFO L271 CegarLoopResult]: At program point L200(lines 175 204) the Hoare annotation is: true [2020-07-20 13:01:35,592 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 13:01:35,592 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 13:01:35,592 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:01:35,592 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:01:35,592 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 230 236) no Hoare annotation was computed. [2020-07-20 13:01:35,593 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 230 236) the Hoare annotation is: true [2020-07-20 13:01:35,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,593 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:01:35,593 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:35,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:35,593 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 899 906) no Hoare annotation was computed. [2020-07-20 13:01:35,593 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:35,594 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 899 906) no Hoare annotation was computed. [2020-07-20 13:01:35,594 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:01:35,594 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:01:35,594 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 13:01:35,594 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-07-20 13:01:35,594 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-07-20 13:01:35,594 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-07-20 13:01:35,595 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-07-20 13:01:35,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:01:35 BoogieIcfgContainer [2020-07-20 13:01:35,611 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:01:35,614 INFO L168 Benchmark]: Toolchain (without parser) took 7615.09 ms. Allocated memory was 145.2 MB in the beginning and 282.1 MB in the end (delta: 136.8 MB). Free memory was 100.5 MB in the beginning and 134.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,615 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.95 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.1 MB in the beginning and 172.1 MB in the end (delta: -72.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,617 INFO L168 Benchmark]: Boogie Preprocessor took 88.89 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,618 INFO L168 Benchmark]: RCFGBuilder took 1241.33 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 168.1 MB in the beginning and 199.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,619 INFO L168 Benchmark]: TraceAbstraction took 5535.55 ms. Allocated memory was 235.9 MB in the beginning and 282.1 MB in the end (delta: 46.1 MB). Free memory was 199.8 MB in the beginning and 134.9 MB in the end (delta: 64.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:35,624 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.95 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.1 MB in the beginning and 172.1 MB in the end (delta: -72.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.89 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1241.33 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 168.1 MB in the beginning and 199.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5535.55 ms. Allocated memory was 235.9 MB in the beginning and 282.1 MB in the end (delta: 46.1 MB). Free memory was 199.8 MB in the beginning and 134.9 MB in the end (delta: 64.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 690]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 568 SDtfs, 200 SDslu, 714 SDs, 0 SdLazy, 115 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, 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, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 514 HoareAnnotationTreeSize, 233 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 52 FomulaSimplificationsInter, 599 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 294 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 31969 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3434 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...