/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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:17,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:17,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:17,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:17,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:17,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:17,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:17,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:17,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:17,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:17,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:17,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:17,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:17,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:17,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:17,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:17,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:17,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:17,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:17,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:17,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:17,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:17,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:17,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:17,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:17,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:17,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:17,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:17,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:17,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:17,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:17,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:17,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:17,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:17,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:17,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:17,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:17,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:17,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:17,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:17,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:17,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:51:17,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:17,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:17,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:17,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:17,915 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:17,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:17,915 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:17,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:17,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:17,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:17,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:17,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:17,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:17,918 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:17,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:17,918 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:17,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:17,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:17,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:17,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:17,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:17,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:17,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:17,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:17,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:17,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:17,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:17,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:17,921 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 -> 2 [2020-07-21 12:51:18,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:18,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:18,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:18,233 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:18,235 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:18,236 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-07-21 12:51:18,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24f2ee8a/6310ea5ba76e4707aad4a4501d8887b1/FLAG95d0b8210 [2020-07-21 12:51:18,845 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:18,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-07-21 12:51:18,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24f2ee8a/6310ea5ba76e4707aad4a4501d8887b1/FLAG95d0b8210 [2020-07-21 12:51:19,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24f2ee8a/6310ea5ba76e4707aad4a4501d8887b1 [2020-07-21 12:51:19,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:19,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:19,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:19,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:19,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:19,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21cbf42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19, skipping insertion in model container [2020-07-21 12:51:19,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:19,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:19,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:19,685 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:19,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:19,804 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:19,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19 WrapperNode [2020-07-21 12:51:19,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:19,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:19,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:19,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:19,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... [2020-07-21 12:51:19,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:19,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:19,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:19,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:19,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:21,043 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:21,043 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:21,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:21 BoogieIcfgContainer [2020-07-21 12:51:21,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:21,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:21,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:21,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:21,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:19" (1/3) ... [2020-07-21 12:51:21,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fb9c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:21, skipping insertion in model container [2020-07-21 12:51:21,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:19" (2/3) ... [2020-07-21 12:51:21,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fb9c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:21, skipping insertion in model container [2020-07-21 12:51:21,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:21" (3/3) ... [2020-07-21 12:51:21,056 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2020-07-21 12:51:21,067 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:21,075 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:21,089 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:21,113 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:21,114 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:21,114 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:21,114 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:21,114 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:21,114 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:21,115 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:21,115 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-07-21 12:51:21,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:21,148 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:21,149 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] [2020-07-21 12:51:21,149 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:21,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:21,156 INFO L82 PathProgramCache]: Analyzing trace with hash -454427267, now seen corresponding path program 1 times [2020-07-21 12:51:21,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:21,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1995128884] [2020-07-21 12:51:21,166 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:21,575 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:21,576 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:21,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:21,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:21,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:21,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:21,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1995128884] [2020-07-21 12:51:21,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:21,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:21,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806222297] [2020-07-21 12:51:21,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:21,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:21,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:21,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:21,649 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 2 states. [2020-07-21 12:51:21,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:21,693 INFO L93 Difference]: Finished difference Result 244 states and 307 transitions. [2020-07-21 12:51:21,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:21,694 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:21,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:21,707 INFO L225 Difference]: With dead ends: 244 [2020-07-21 12:51:21,707 INFO L226 Difference]: Without dead ends: 124 [2020-07-21 12:51:21,711 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 [2020-07-21 12:51:21,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-21 12:51:21,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-21 12:51:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-21 12:51:21,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2020-07-21 12:51:21,766 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 51 [2020-07-21 12:51:21,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:21,766 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2020-07-21 12:51:21,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2020-07-21 12:51:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:21,771 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:21,771 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] [2020-07-21 12:51:21,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:21,985 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:21,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:21,986 INFO L82 PathProgramCache]: Analyzing trace with hash 364968758, now seen corresponding path program 1 times [2020-07-21 12:51:21,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:21,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2026908506] [2020-07-21 12:51:21,988 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:22,437 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:22,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:22,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:22,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:22,507 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:22,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2026908506] [2020-07-21 12:51:22,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:22,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:22,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285054502] [2020-07-21 12:51:22,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:22,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:22,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:22,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:22,513 INFO L87 Difference]: Start difference. First operand 124 states and 147 transitions. Second operand 3 states. [2020-07-21 12:51:22,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:22,548 INFO L93 Difference]: Finished difference Result 220 states and 269 transitions. [2020-07-21 12:51:22,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:22,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:22,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:22,552 INFO L225 Difference]: With dead ends: 220 [2020-07-21 12:51:22,552 INFO L226 Difference]: Without dead ends: 124 [2020-07-21 12:51:22,554 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 [2020-07-21 12:51:22,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-21 12:51:22,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-21 12:51:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-21 12:51:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 146 transitions. [2020-07-21 12:51:22,572 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 146 transitions. Word has length 52 [2020-07-21 12:51:22,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:22,573 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 146 transitions. [2020-07-21 12:51:22,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:22,573 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 146 transitions. [2020-07-21 12:51:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 12:51:22,576 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:22,576 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] [2020-07-21 12:51:22,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:22,790 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:22,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:22,791 INFO L82 PathProgramCache]: Analyzing trace with hash 907930753, now seen corresponding path program 1 times [2020-07-21 12:51:22,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:22,792 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142201698] [2020-07-21 12:51:22,792 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:23,092 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:23,093 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:23,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:23,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:23,120 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:23,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142201698] [2020-07-21 12:51:23,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:23,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:23,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659597448] [2020-07-21 12:51:23,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:23,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:23,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:23,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:23,123 INFO L87 Difference]: Start difference. First operand 124 states and 146 transitions. Second operand 3 states. [2020-07-21 12:51:23,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:23,149 INFO L93 Difference]: Finished difference Result 193 states and 227 transitions. [2020-07-21 12:51:23,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:23,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 12:51:23,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:23,154 INFO L225 Difference]: With dead ends: 193 [2020-07-21 12:51:23,154 INFO L226 Difference]: Without dead ends: 115 [2020-07-21 12:51:23,157 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:23,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-21 12:51:23,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-21 12:51:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-21 12:51:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2020-07-21 12:51:23,184 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 65 [2020-07-21 12:51:23,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:23,185 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2020-07-21 12:51:23,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2020-07-21 12:51:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-21 12:51:23,191 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:23,191 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] [2020-07-21 12:51:23,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:23,393 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:23,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:23,394 INFO L82 PathProgramCache]: Analyzing trace with hash -781962313, now seen corresponding path program 1 times [2020-07-21 12:51:23,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:23,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [132442016] [2020-07-21 12:51:23,395 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:23,725 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:23,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:23,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:23,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:23,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:23,802 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:23,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [132442016] [2020-07-21 12:51:23,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:23,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:23,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933868833] [2020-07-21 12:51:23,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:23,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:23,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:23,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:23,806 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 6 states. [2020-07-21 12:51:24,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:24,056 INFO L93 Difference]: Finished difference Result 281 states and 341 transitions. [2020-07-21 12:51:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:24,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-21 12:51:24,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:24,060 INFO L225 Difference]: With dead ends: 281 [2020-07-21 12:51:24,060 INFO L226 Difference]: Without dead ends: 194 [2020-07-21 12:51:24,062 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 [2020-07-21 12:51:24,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-21 12:51:24,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2020-07-21 12:51:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-07-21 12:51:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 228 transitions. [2020-07-21 12:51:24,093 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 228 transitions. Word has length 69 [2020-07-21 12:51:24,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:24,097 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 228 transitions. [2020-07-21 12:51:24,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 228 transitions. [2020-07-21 12:51:24,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 12:51:24,099 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:24,099 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, 1, 1, 1, 1] [2020-07-21 12:51:24,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:24,314 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:24,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:24,315 INFO L82 PathProgramCache]: Analyzing trace with hash 737122587, now seen corresponding path program 1 times [2020-07-21 12:51:24,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:24,316 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1471070027] [2020-07-21 12:51:24,316 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 12:51:24,736 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:24,736 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:24,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:24,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:24,788 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:24,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1471070027] [2020-07-21 12:51:24,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:24,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:24,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738293416] [2020-07-21 12:51:24,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:24,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:24,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:24,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:24,791 INFO L87 Difference]: Start difference. First operand 192 states and 228 transitions. Second operand 6 states. [2020-07-21 12:51:25,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:25,015 INFO L93 Difference]: Finished difference Result 290 states and 353 transitions. [2020-07-21 12:51:25,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:25,020 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-21 12:51:25,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:25,020 INFO L225 Difference]: With dead ends: 290 [2020-07-21 12:51:25,021 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:25,022 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:25,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:25,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:25,024 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-07-21 12:51:25,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:25,024 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:25,025 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:25,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:25,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:25,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:26,281 INFO L268 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point L670-1(lines 670 674) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 685) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 639 694) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point L686(lines 663 687) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 639 694) no Hoare annotation was computed. [2020-07-21 12:51:26,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 639 694) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point L727(lines 727 731) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 731) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 695 754) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 746) no Hoare annotation was computed. [2020-07-21 12:51:26,283 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 695 754) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point L747(lines 720 748) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 695 754) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 480 486) the Hoare annotation is: true [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 480 486) no Hoare annotation was computed. [2020-07-21 12:51:26,284 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 487 495) no Hoare annotation was computed. [2020-07-21 12:51:26,285 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 487 495) the Hoare annotation is: true [2020-07-21 12:51:26,285 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 487 495) no Hoare annotation was computed. [2020-07-21 12:51:26,285 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,285 INFO L264 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,285 INFO L264 CegarLoopResult]: At program point L411-1(line 411) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,285 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-07-21 12:51:26,285 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2020-07-21 12:51:26,286 INFO L268 CegarLoopResult]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2020-07-21 12:51:26,286 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-07-21 12:51:26,286 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,286 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,286 INFO L264 CegarLoopResult]: At program point L405-1(line 405) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,286 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2020-07-21 12:51:26,286 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 353 376) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 353 376) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 353 376) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-07-21 12:51:26,287 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-07-21 12:51:26,288 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-21 12:51:26,289 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,289 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-07-21 12:51:26,289 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,289 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-07-21 12:51:26,289 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-07-21 12:51:26,289 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,289 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2020-07-21 12:51:26,290 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,290 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-07-21 12:51:26,290 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,290 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2020-07-21 12:51:26,290 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2020-07-21 12:51:26,290 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 180 188) no Hoare annotation was computed. [2020-07-21 12:51:26,290 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:26,291 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2020-07-21 12:51:26,291 INFO L271 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: true [2020-07-21 12:51:26,291 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:26,291 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-07-21 12:51:26,291 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2020-07-21 12:51:26,291 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 225 243) no Hoare annotation was computed. [2020-07-21 12:51:26,291 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 189 224) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point L196(lines 196 204) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2020-07-21 12:51:26,292 INFO L268 CegarLoopResult]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 473 479) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 473 479) the Hoare annotation is: true [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 593 638) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 593 638) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 593 638) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point L926(lines 926 933) no Hoare annotation was computed. [2020-07-21 12:51:26,293 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 906 951) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point L920(lines 920 940) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 940) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 906 951) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 906 951) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 385 395) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 385 395) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 385 395) no Hoare annotation was computed. [2020-07-21 12:51:26,294 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,295 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2020-07-21 12:51:26,295 INFO L271 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-07-21 12:51:26,295 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-07-21 12:51:26,295 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2020-07-21 12:51:26,295 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 169 179) no Hoare annotation was computed. [2020-07-21 12:51:26,295 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2020-07-21 12:51:26,296 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2020-07-21 12:51:26,296 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 161 168) no Hoare annotation was computed. [2020-07-21 12:51:26,296 INFO L268 CegarLoopResult]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2020-07-21 12:51:26,296 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,296 INFO L264 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,296 INFO L268 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2020-07-21 12:51:26,296 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2020-07-21 12:51:26,297 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,297 INFO L268 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-07-21 12:51:26,297 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,297 INFO L268 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2020-07-21 12:51:26,297 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,297 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2020-07-21 12:51:26,297 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2020-07-21 12:51:26,298 INFO L264 CegarLoopResult]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,298 INFO L268 CegarLoopResult]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2020-07-21 12:51:26,298 INFO L264 CegarLoopResult]: At program point L304(lines 257 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:26,298 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-07-21 12:51:26,298 INFO L264 CegarLoopResult]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:26,298 INFO L268 CegarLoopResult]: For program point L259(lines 258 303) no Hoare annotation was computed. [2020-07-21 12:51:26,298 INFO L268 CegarLoopResult]: For program point L288(lines 288 299) no Hoare annotation was computed. [2020-07-21 12:51:26,299 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:26,299 INFO L268 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2020-07-21 12:51:26,299 INFO L268 CegarLoopResult]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2020-07-21 12:51:26,299 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:26,299 INFO L264 CegarLoopResult]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:26,299 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-07-21 12:51:26,299 INFO L268 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-07-21 12:51:26,299 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 860 905) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 860 905) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 860 905) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 136 143) no Hoare annotation was computed. [2020-07-21 12:51:26,300 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 136 143) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 136 143) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 577 585) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 577 585) the Hoare annotation is: true [2020-07-21 12:51:26,301 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 577 585) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L264 CegarLoopResult]: At program point L447(line 447) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,301 INFO L268 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L268 CegarLoopResult]: For program point L444(lines 444 454) no Hoare annotation was computed. [2020-07-21 12:51:26,301 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point L440(lines 440 457) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point L440-1(lines 432 460) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L271 CegarLoopResult]: At program point L438(line 438) the Hoare annotation is: true [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 432 460) the Hoare annotation is: true [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 432 460) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point L553(lines 553 561) no Hoare annotation was computed. [2020-07-21 12:51:26,302 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 545 567) no Hoare annotation was computed. [2020-07-21 12:51:26,303 INFO L268 CegarLoopResult]: For program point L553-2(lines 553 561) no Hoare annotation was computed. [2020-07-21 12:51:26,303 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 545 567) no Hoare annotation was computed. [2020-07-21 12:51:26,303 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 545 567) no Hoare annotation was computed. [2020-07-21 12:51:26,303 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 424 431) the Hoare annotation is: true [2020-07-21 12:51:26,303 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 424 431) no Hoare annotation was computed. [2020-07-21 12:51:26,303 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 463 472) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 463 472) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 463 472) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 757 859) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point L845(lines 845 856) no Hoare annotation was computed. [2020-07-21 12:51:26,304 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 757 859) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L806-2(lines 806 826) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L827(lines 805 828) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L786(lines 786 802) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 757 859) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L807(lines 806 826) no Hoare annotation was computed. [2020-07-21 12:51:26,305 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point L803(lines 803 844) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 144 160) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point L155-1(lines 144 160) no Hoare annotation was computed. [2020-07-21 12:51:26,306 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 144 160) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point L151(lines 151 157) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point L149-1(line 149) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 568 576) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 568 576) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 568 576) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 524 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 524 535) no Hoare annotation was computed. [2020-07-21 12:51:26,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,308 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,308 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,308 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 536 544) the Hoare annotation is: true [2020-07-21 12:51:26,308 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 536 544) no Hoare annotation was computed. [2020-07-21 12:51:26,308 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 536 544) no Hoare annotation was computed. [2020-07-21 12:51:26,308 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,308 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:26,309 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-07-21 12:51:26,309 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,309 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-07-21 12:51:26,309 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-07-21 12:51:26,309 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:26,309 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 323 352) no Hoare annotation was computed. [2020-07-21 12:51:26,309 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 323 352) the Hoare annotation is: true [2020-07-21 12:51:26,310 INFO L271 CegarLoopResult]: At program point L348(lines 323 352) the Hoare annotation is: true [2020-07-21 12:51:26,310 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-07-21 12:51:26,310 INFO L268 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-07-21 12:51:26,310 INFO L271 CegarLoopResult]: At program point L337-1(lines 337 341) the Hoare annotation is: true [2020-07-21 12:51:26,310 INFO L268 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-07-21 12:51:26,310 INFO L271 CegarLoopResult]: At program point L333-2(lines 333 347) the Hoare annotation is: true [2020-07-21 12:51:26,310 INFO L271 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: true [2020-07-21 12:51:26,310 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-07-21 12:51:26,310 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 500 511) the Hoare annotation is: true [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 500 511) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point L504-1(lines 500 511) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 377 383) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 377 383) the Hoare annotation is: true [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:26,311 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 512 523) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 512 523) the Hoare annotation is: true [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point L516-1(lines 512 523) no Hoare annotation was computed. [2020-07-21 12:51:26,311 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 313 320) no Hoare annotation was computed. [2020-07-21 12:51:26,312 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 317) no Hoare annotation was computed. [2020-07-21 12:51:26,312 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 313 320) the Hoare annotation is: true [2020-07-21 12:51:26,312 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 313 320) no Hoare annotation was computed. [2020-07-21 12:51:26,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:26 BoogieIcfgContainer [2020-07-21 12:51:26,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:26,333 INFO L168 Benchmark]: Toolchain (without parser) took 7180.98 ms. Allocated memory was 146.3 MB in the beginning and 284.2 MB in the end (delta: 137.9 MB). Free memory was 103.2 MB in the beginning and 233.8 MB in the end (delta: -130.6 MB). Peak memory consumption was 147.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,334 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.07 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 173.5 MB in the end (delta: -70.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,335 INFO L168 Benchmark]: Boogie Preprocessor took 101.90 ms. Allocated memory is still 203.9 MB. Free memory was 173.5 MB in the beginning and 168.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,336 INFO L168 Benchmark]: RCFGBuilder took 1140.30 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 168.8 MB in the beginning and 196.3 MB in the end (delta: -27.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,337 INFO L168 Benchmark]: TraceAbstraction took 5280.16 ms. Allocated memory was 235.4 MB in the beginning and 284.2 MB in the end (delta: 48.8 MB). Free memory was 196.3 MB in the beginning and 233.8 MB in the end (delta: -37.5 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:26,342 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.07 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 173.5 MB in the end (delta: -70.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.90 ms. Allocated memory is still 203.9 MB. Free memory was 173.5 MB in the beginning and 168.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1140.30 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 168.8 MB in the beginning and 196.3 MB in the end (delta: -27.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5280.16 ms. Allocated memory was 235.4 MB in the beginning and 284.2 MB in the end (delta: 48.8 MB). Free memory was 196.3 MB in the beginning and 233.8 MB in the end (delta: -37.5 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 317]: 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: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 667 SDtfs, 255 SDslu, 822 SDs, 0 SdLazy, 127 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 309 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 332 PreInvPairs, 346 NumberOfFragments, 494 HoareAnnotationTreeSize, 332 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 58 FomulaSimplificationsInter, 708 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 34659 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3462 ConjunctsInSsa, 39 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...