/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:40:49,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:40:49,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:40:49,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:40:49,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:40:49,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:40:49,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:40:49,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:40:49,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:40:49,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:40:49,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:40:49,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:40:49,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:40:49,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:40:49,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:40:49,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:40:49,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:40:49,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:40:49,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:40:49,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:40:49,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:40:49,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:40:49,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:40:49,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:40:49,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:40:49,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:40:49,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:40:49,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:40:49,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:40:49,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:40:49,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:40:49,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:40:49,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:40:49,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:40:49,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:40:49,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:40:49,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:40:49,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:40:49,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:40:49,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:40:49,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:40:49,658 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 15:40:49,683 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:40:49,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:40:49,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:40:49,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:40:49,686 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:40:49,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:40:49,687 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:40:49,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:40:49,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:40:49,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:40:49,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:40:49,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:40:49,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:40:49,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:40:49,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:40:49,690 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:40:49,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:40:49,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:40:49,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:40:49,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:40:49,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:40:49,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:40:49,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:40:49,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:40:49,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:40:49,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:40:49,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:49,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:40:49,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:40:49,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 15:40:50,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:40:50,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:40:50,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:40:50,028 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:40:50,028 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:40:50,029 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2020-07-21 15:40:50,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0097109/eb2ced3ef7db4e0883d6202eba7c0227/FLAGf908f78a6 [2020-07-21 15:40:50,717 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:40:50,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2020-07-21 15:40:50,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0097109/eb2ced3ef7db4e0883d6202eba7c0227/FLAGf908f78a6 [2020-07-21 15:40:50,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0097109/eb2ced3ef7db4e0883d6202eba7c0227 [2020-07-21 15:40:50,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:40:50,974 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:40:50,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:40:50,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:40:50,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:40:50,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:40:50" (1/1) ... [2020-07-21 15:40:50,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8e84bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:50, skipping insertion in model container [2020-07-21 15:40:50,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:40:50" (1/1) ... [2020-07-21 15:40:50,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:40:51,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:40:51,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:40:51,569 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:40:51,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:40:51,684 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:40:51,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51 WrapperNode [2020-07-21 15:40:51,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:40:51,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:40:51,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:40:51,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:40:51,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (1/1) ... [2020-07-21 15:40:51,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:40:51,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:40:51,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:40:51,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:40:51,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (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 15:40:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:40:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:40:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:40:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:40:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:40:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:40:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:40:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:40:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:40:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:40:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:40:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:40:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:40:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 15:40:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 15:40:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:40:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:40:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:40:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:40:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:40:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:40:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:40:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:40:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:40:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:40:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 15:40:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 15:40:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:40:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:40:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:40:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:40:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:40:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:40:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:40:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:40:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 15:40:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 15:40:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:40:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:40:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:40:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:40:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:40:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:40:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:40:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:40:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 15:40:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:40:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:40:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:40:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:40:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:40:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:40:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:40:53,116 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:40:53,116 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:40:53,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:40:53 BoogieIcfgContainer [2020-07-21 15:40:53,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:40:53,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:40:53,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:40:53,126 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:40:53,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:40:50" (1/3) ... [2020-07-21 15:40:53,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63784b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:40:53, skipping insertion in model container [2020-07-21 15:40:53,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:51" (2/3) ... [2020-07-21 15:40:53,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63784b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:40:53, skipping insertion in model container [2020-07-21 15:40:53,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:40:53" (3/3) ... [2020-07-21 15:40:53,130 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-07-21 15:40:53,140 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:40:53,147 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:40:53,159 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:40:53,184 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:40:53,184 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:40:53,184 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:40:53,184 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:40:53,185 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:40:53,185 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:40:53,185 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:40:53,185 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:40:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-07-21 15:40:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 15:40:53,218 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:53,219 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 15:40:53,219 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:53,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:53,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1134611440, now seen corresponding path program 1 times [2020-07-21 15:40:53,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:53,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132646971] [2020-07-21 15:40:53,232 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 15:40:53,659 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:53,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:53,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:40:53,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:53,705 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 15:40:53,706 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:53,707 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132646971] [2020-07-21 15:40:53,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:53,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:40:53,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221973993] [2020-07-21 15:40:53,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:40:53,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:53,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:40:53,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:40:53,733 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2020-07-21 15:40:53,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:53,782 INFO L93 Difference]: Finished difference Result 304 states and 381 transitions. [2020-07-21 15:40:53,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:40:53,784 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 15:40:53,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:53,803 INFO L225 Difference]: With dead ends: 304 [2020-07-21 15:40:53,804 INFO L226 Difference]: Without dead ends: 154 [2020-07-21 15:40:53,812 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 15:40:53,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-21 15:40:53,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2020-07-21 15:40:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-21 15:40:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 184 transitions. [2020-07-21 15:40:53,875 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 184 transitions. Word has length 51 [2020-07-21 15:40:53,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:53,876 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 184 transitions. [2020-07-21 15:40:53,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:40:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2020-07-21 15:40:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 15:40:53,883 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:53,884 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 15:40:54,096 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:54,098 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:54,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:54,099 INFO L82 PathProgramCache]: Analyzing trace with hash -179918531, now seen corresponding path program 1 times [2020-07-21 15:40:54,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:54,100 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2155262] [2020-07-21 15:40:54,100 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 15:40:54,468 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:54,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:54,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:40:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:54,512 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 15:40:54,512 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:54,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2155262] [2020-07-21 15:40:54,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:54,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:54,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169960522] [2020-07-21 15:40:54,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:54,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:54,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:54,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:54,517 INFO L87 Difference]: Start difference. First operand 154 states and 184 transitions. Second operand 3 states. [2020-07-21 15:40:54,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:54,543 INFO L93 Difference]: Finished difference Result 247 states and 295 transitions. [2020-07-21 15:40:54,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:54,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 15:40:54,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:54,547 INFO L225 Difference]: With dead ends: 247 [2020-07-21 15:40:54,547 INFO L226 Difference]: Without dead ends: 145 [2020-07-21 15:40:54,552 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 15:40:54,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-07-21 15:40:54,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2020-07-21 15:40:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-07-21 15:40:54,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2020-07-21 15:40:54,582 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 52 [2020-07-21 15:40:54,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:54,582 INFO L479 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2020-07-21 15:40:54,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:54,583 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2020-07-21 15:40:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-21 15:40:54,591 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:54,592 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:54,804 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:54,805 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:54,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:54,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1227863388, now seen corresponding path program 1 times [2020-07-21 15:40:54,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:54,806 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621274039] [2020-07-21 15:40:54,806 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 15:40:55,127 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:55,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:55,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:40:55,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:55,165 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 15:40:55,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:55,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621274039] [2020-07-21 15:40:55,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:55,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:55,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326419241] [2020-07-21 15:40:55,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:55,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:55,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:55,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:55,168 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 3 states. [2020-07-21 15:40:55,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:55,199 INFO L93 Difference]: Finished difference Result 377 states and 460 transitions. [2020-07-21 15:40:55,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:55,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-07-21 15:40:55,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:55,204 INFO L225 Difference]: With dead ends: 377 [2020-07-21 15:40:55,205 INFO L226 Difference]: Without dead ends: 260 [2020-07-21 15:40:55,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 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 15:40:55,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-07-21 15:40:55,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 256. [2020-07-21 15:40:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-07-21 15:40:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 311 transitions. [2020-07-21 15:40:55,239 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 311 transitions. Word has length 56 [2020-07-21 15:40:55,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:55,240 INFO L479 AbstractCegarLoop]: Abstraction has 256 states and 311 transitions. [2020-07-21 15:40:55,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 311 transitions. [2020-07-21 15:40:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 15:40:55,243 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:55,243 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:55,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:55,458 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:55,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:55,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1601957820, now seen corresponding path program 1 times [2020-07-21 15:40:55,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:55,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1194846924] [2020-07-21 15:40:55,461 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 15:40:55,769 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:55,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:55,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 15:40:55,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:55,794 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 15:40:55,794 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:55,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1194846924] [2020-07-21 15:40:55,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:55,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:55,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036539645] [2020-07-21 15:40:55,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:55,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:55,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:55,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:55,797 INFO L87 Difference]: Start difference. First operand 256 states and 311 transitions. Second operand 3 states. [2020-07-21 15:40:55,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:55,857 INFO L93 Difference]: Finished difference Result 484 states and 602 transitions. [2020-07-21 15:40:55,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:55,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 15:40:55,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:55,875 INFO L225 Difference]: With dead ends: 484 [2020-07-21 15:40:55,876 INFO L226 Difference]: Without dead ends: 481 [2020-07-21 15:40:55,878 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 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 15:40:55,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-07-21 15:40:55,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 481. [2020-07-21 15:40:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-07-21 15:40:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 598 transitions. [2020-07-21 15:40:55,954 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 598 transitions. Word has length 62 [2020-07-21 15:40:55,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:55,955 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 598 transitions. [2020-07-21 15:40:55,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:55,955 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 598 transitions. [2020-07-21 15:40:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 15:40:55,961 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:55,962 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:56,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:56,177 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:56,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:56,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1271327710, now seen corresponding path program 1 times [2020-07-21 15:40:56,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:56,179 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1459877234] [2020-07-21 15:40:56,179 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 15:40:56,494 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:56,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:56,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 15:40:56,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 15:40:56,563 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:56,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1459877234] [2020-07-21 15:40:56,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:56,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:40:56,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679845892] [2020-07-21 15:40:56,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:40:56,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:56,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:40:56,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:40:56,565 INFO L87 Difference]: Start difference. First operand 481 states and 598 transitions. Second operand 6 states. [2020-07-21 15:40:56,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:56,856 INFO L93 Difference]: Finished difference Result 1114 states and 1458 transitions. [2020-07-21 15:40:56,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 15:40:56,857 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-07-21 15:40:56,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:56,862 INFO L225 Difference]: With dead ends: 1114 [2020-07-21 15:40:56,862 INFO L226 Difference]: Without dead ends: 661 [2020-07-21 15:40:56,866 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 88 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 15:40:56,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2020-07-21 15:40:56,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 623. [2020-07-21 15:40:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2020-07-21 15:40:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 780 transitions. [2020-07-21 15:40:56,909 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 780 transitions. Word has length 92 [2020-07-21 15:40:56,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:56,909 INFO L479 AbstractCegarLoop]: Abstraction has 623 states and 780 transitions. [2020-07-21 15:40:56,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:40:56,910 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 780 transitions. [2020-07-21 15:40:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-07-21 15:40:56,912 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:56,913 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:57,121 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:57,122 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:57,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:57,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1769036706, now seen corresponding path program 1 times [2020-07-21 15:40:57,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:57,124 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [963194498] [2020-07-21 15:40:57,125 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:57,385 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:57,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:57,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 15:40:57,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 15:40:57,425 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:57,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [963194498] [2020-07-21 15:40:57,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:57,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:57,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989405701] [2020-07-21 15:40:57,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:57,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:57,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:57,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:57,428 INFO L87 Difference]: Start difference. First operand 623 states and 780 transitions. Second operand 3 states. [2020-07-21 15:40:57,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:57,531 INFO L93 Difference]: Finished difference Result 678 states and 850 transitions. [2020-07-21 15:40:57,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:57,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2020-07-21 15:40:57,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:57,543 INFO L225 Difference]: With dead ends: 678 [2020-07-21 15:40:57,543 INFO L226 Difference]: Without dead ends: 316 [2020-07-21 15:40:57,545 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 127 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 15:40:57,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-21 15:40:57,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 316. [2020-07-21 15:40:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-07-21 15:40:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 382 transitions. [2020-07-21 15:40:57,563 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 382 transitions. Word has length 129 [2020-07-21 15:40:57,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:57,564 INFO L479 AbstractCegarLoop]: Abstraction has 316 states and 382 transitions. [2020-07-21 15:40:57,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:57,564 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 382 transitions. [2020-07-21 15:40:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-07-21 15:40:57,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:57,566 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:57,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:57,779 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:57,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:57,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1316720064, now seen corresponding path program 1 times [2020-07-21 15:40:57,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:57,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029836373] [2020-07-21 15:40:57,781 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:58,147 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:58,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:58,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 15:40:58,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-21 15:40:58,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 15:40:58,565 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-07-21 15:40:58,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029836373] [2020-07-21 15:40:58,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 15:40:58,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-07-21 15:40:58,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385859479] [2020-07-21 15:40:58,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:40:58,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:58,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:40:58,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:40:58,571 INFO L87 Difference]: Start difference. First operand 316 states and 382 transitions. Second operand 6 states. [2020-07-21 15:40:59,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:59,240 INFO L93 Difference]: Finished difference Result 613 states and 764 transitions. [2020-07-21 15:40:59,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 15:40:59,241 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2020-07-21 15:40:59,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:59,246 INFO L225 Difference]: With dead ends: 613 [2020-07-21 15:40:59,246 INFO L226 Difference]: Without dead ends: 325 [2020-07-21 15:40:59,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 307 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-21 15:40:59,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-07-21 15:40:59,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 301. [2020-07-21 15:40:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-07-21 15:40:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 344 transitions. [2020-07-21 15:40:59,265 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 344 transitions. Word has length 156 [2020-07-21 15:40:59,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:59,266 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 344 transitions. [2020-07-21 15:40:59,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:40:59,266 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 344 transitions. [2020-07-21 15:40:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-07-21 15:40:59,268 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:59,269 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:40:59,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:59,482 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:59,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:59,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1992645222, now seen corresponding path program 1 times [2020-07-21 15:40:59,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:59,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081092436] [2020-07-21 15:40:59,484 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:59,781 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:59,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:59,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 25 conjunts are in the unsatisfiable core [2020-07-21 15:40:59,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:59,888 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 15:40:59,888 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:59,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081092436] [2020-07-21 15:40:59,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:59,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-21 15:40:59,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078536126] [2020-07-21 15:40:59,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-21 15:40:59,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:59,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-21 15:40:59,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-21 15:40:59,890 INFO L87 Difference]: Start difference. First operand 301 states and 344 transitions. Second operand 11 states. [2020-07-21 15:41:00,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:41:00,561 INFO L93 Difference]: Finished difference Result 726 states and 867 transitions. [2020-07-21 15:41:00,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 15:41:00,562 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 165 [2020-07-21 15:41:00,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:41:00,563 INFO L225 Difference]: With dead ends: 726 [2020-07-21 15:41:00,563 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:41:00,565 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-07-21 15:41:00,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:41:00,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:41:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:41:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:41:00,568 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 165 [2020-07-21 15:41:00,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:41:00,568 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:41:00,568 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-21 15:41:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:41:00,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:41:00,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:41:00,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:41:01,656 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-07-21 15:41:02,483 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 15:41:03,248 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2020-07-21 15:41:04,176 INFO L268 CegarLoopResult]: For program point L579-2(lines 579 600) no Hoare annotation was computed. [2020-07-21 15:41:04,176 INFO L268 CegarLoopResult]: For program point L601(lines 578 602) no Hoare annotation was computed. [2020-07-21 15:41:04,176 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 554 609) no Hoare annotation was computed. [2020-07-21 15:41:04,176 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 554 609) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 554 609) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L642-1(lines 642 646) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L637(line 637) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 661) no Hoare annotation was computed. [2020-07-21 15:41:04,177 INFO L268 CegarLoopResult]: For program point L662(lines 635 663) no Hoare annotation was computed. [2020-07-21 15:41:04,178 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 610 669) no Hoare annotation was computed. [2020-07-21 15:41:04,178 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-07-21 15:41:04,178 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 610 669) no Hoare annotation was computed. [2020-07-21 15:41:04,178 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-07-21 15:41:04,179 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 610 669) no Hoare annotation was computed. [2020-07-21 15:41:04,180 INFO L268 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-07-21 15:41:04,180 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 15:41:04,180 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 15:41:04,180 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:41:04,180 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 15:41:04,180 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:41:04,181 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,181 INFO L264 CegarLoopResult]: At program point L993-1(line 993) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,181 INFO L268 CegarLoopResult]: For program point L991(lines 991 998) no Hoare annotation was computed. [2020-07-21 15:41:04,181 INFO L268 CegarLoopResult]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2020-07-21 15:41:04,182 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,182 INFO L268 CegarLoopResult]: For program point L989(line 989) no Hoare annotation was computed. [2020-07-21 15:41:04,182 INFO L264 CegarLoopResult]: At program point L988(line 988) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,182 INFO L264 CegarLoopResult]: At program point L987(line 987) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,183 INFO L264 CegarLoopResult]: At program point L987-1(line 987) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 939 962) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point L957(line 957) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 939 962) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point L956(line 956) no Hoare annotation was computed. [2020-07-21 15:41:04,183 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 939 962) no Hoare annotation was computed. [2020-07-21 15:41:04,184 INFO L268 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2020-07-21 15:41:04,184 INFO L268 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-07-21 15:41:04,184 INFO L268 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-07-21 15:41:04,184 INFO L268 CegarLoopResult]: For program point L952(line 952) no Hoare annotation was computed. [2020-07-21 15:41:04,184 INFO L268 CegarLoopResult]: For program point L951(line 951) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L950(line 950) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L949(line 949) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2020-07-21 15:41:04,185 INFO L268 CegarLoopResult]: For program point L945(line 945) no Hoare annotation was computed. [2020-07-21 15:41:04,186 INFO L268 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-07-21 15:41:04,186 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2020-07-21 15:41:04,186 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (and (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) (or (not (<= 1 |old(~systemActive~0)|)) (<= 1 ~systemActive~0))) [2020-07-21 15:41:04,186 INFO L268 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2020-07-21 15:41:04,186 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~systemActive~0) .cse1 (not (= 0 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)) (or (not (<= 1 |old(~systemActive~0)|)) (<= 1 ~systemActive~0)))) [2020-07-21 15:41:04,186 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2020-07-21 15:41:04,187 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2020-07-21 15:41:04,187 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2020-07-21 15:41:04,187 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2020-07-21 15:41:04,188 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-07-21 15:41:04,188 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-07-21 15:41:04,188 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-07-21 15:41:04,188 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-07-21 15:41:04,188 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-07-21 15:41:04,188 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-07-21 15:41:04,188 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L431(lines 431 439) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 412 447) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 412 447) no Hoare annotation was computed. [2020-07-21 15:41:04,189 INFO L268 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-07-21 15:41:04,190 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 412 447) no Hoare annotation was computed. [2020-07-21 15:41:04,190 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 15:41:04,190 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 15:41:04,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 508 553) no Hoare annotation was computed. [2020-07-21 15:41:04,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 508 553) no Hoare annotation was computed. [2020-07-21 15:41:04,192 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 508 553) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 821 866) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 821 866) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point L841(lines 841 848) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 821 866) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point L835(lines 835 855) no Hoare annotation was computed. [2020-07-21 15:41:04,193 INFO L268 CegarLoopResult]: For program point L835-1(lines 835 855) no Hoare annotation was computed. [2020-07-21 15:41:04,194 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,194 INFO L264 CegarLoopResult]: At program point L975(line 975) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,194 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2020-07-21 15:41:04,194 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2020-07-21 15:41:04,194 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2020-07-21 15:41:04,194 INFO L271 CegarLoopResult]: At program point L397(line 397) the Hoare annotation is: true [2020-07-21 15:41:04,194 INFO L268 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2020-07-21 15:41:04,195 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2020-07-21 15:41:04,196 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2020-07-21 15:41:04,196 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2020-07-21 15:41:04,196 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2020-07-21 15:41:04,196 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,196 INFO L268 CegarLoopResult]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2020-07-21 15:41:04,196 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,197 INFO L264 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,197 INFO L268 CegarLoopResult]: For program point L359(lines 359 367) no Hoare annotation was computed. [2020-07-21 15:41:04,197 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,197 INFO L268 CegarLoopResult]: For program point L357-1(line 357) no Hoare annotation was computed. [2020-07-21 15:41:04,197 INFO L268 CegarLoopResult]: For program point L355(lines 355 372) no Hoare annotation was computed. [2020-07-21 15:41:04,197 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2020-07-21 15:41:04,197 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2020-07-21 15:41:04,198 INFO L264 CegarLoopResult]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,198 INFO L264 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:41:04,198 INFO L268 CegarLoopResult]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2020-07-21 15:41:04,198 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) .cse0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~systemActive~0)))) [2020-07-21 15:41:04,198 INFO L268 CegarLoopResult]: For program point L238(lines 238 244) no Hoare annotation was computed. [2020-07-21 15:41:04,198 INFO L264 CegarLoopResult]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse1 (<= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) .cse0 .cse1 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (and (= 0 ~systemActive~0) (= 0 ~pumpRunning~0) .cse0))) [2020-07-21 15:41:04,199 INFO L268 CegarLoopResult]: For program point L203(lines 202 249) no Hoare annotation was computed. [2020-07-21 15:41:04,199 INFO L268 CegarLoopResult]: For program point L232(lines 232 245) no Hoare annotation was computed. [2020-07-21 15:41:04,199 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) (= 0 ~pumpRunning~0) .cse1) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse1 .cse2 (<= 1 ~pumpRunning~0)))) [2020-07-21 15:41:04,199 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-21 15:41:04,199 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-07-21 15:41:04,199 INFO L264 CegarLoopResult]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) (= 0 ~pumpRunning~0) .cse1) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse1 .cse2 (<= 1 ~pumpRunning~0)))) [2020-07-21 15:41:04,199 INFO L264 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0))) (or (and .cse0 (= 0 ~systemActive~0) (= 0 ~pumpRunning~0) .cse1) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse1 .cse2 (<= 1 ~pumpRunning~0)))) [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point L212(lines 212 218) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point L204(lines 204 208) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point L795(lines 795 802) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 775 820) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point L789(lines 789 809) no Hoare annotation was computed. [2020-07-21 15:41:04,200 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 775 820) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point L789-1(lines 789 809) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 775 820) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or .cse0 .cse2) (or (not (= 0 ~systemActive~0)) .cse2) (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1))) [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-07-21 15:41:04,201 INFO L268 CegarLoopResult]: For program point L890(lines 890 900) no Hoare annotation was computed. [2020-07-21 15:41:04,202 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1) (or .cse0 .cse2 .cse1) (or .cse0 .cse2 (not (= 0 ~pumpRunning~0))))) [2020-07-21 15:41:04,202 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-07-21 15:41:04,202 INFO L268 CegarLoopResult]: For program point L886(lines 886 903) no Hoare annotation was computed. [2020-07-21 15:41:04,202 INFO L268 CegarLoopResult]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2020-07-21 15:41:04,202 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0))) [2020-07-21 15:41:04,202 INFO L268 CegarLoopResult]: For program point L884-1(line 884) no Hoare annotation was computed. [2020-07-21 15:41:04,202 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0))) [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2020-07-21 15:41:04,203 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 15:41:04,203 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point L737-1(line 737) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 672 774) no Hoare annotation was computed. [2020-07-21 15:41:04,204 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-07-21 15:41:04,205 INFO L268 CegarLoopResult]: For program point L760(lines 760 771) no Hoare annotation was computed. [2020-07-21 15:41:04,205 INFO L268 CegarLoopResult]: For program point L723(lines 723 727) no Hoare annotation was computed. [2020-07-21 15:41:04,205 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 741) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L742(lines 720 743) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 672 774) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L701(lines 701 717) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L761(lines 761 768) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L722(lines 721 741) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 672 774) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-07-21 15:41:04,206 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point L718(lines 718 759) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (<= |old(~pumpRunning~0)| ~pumpRunning~0) [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2020-07-21 15:41:04,207 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:41:04,207 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2020-07-21 15:41:04,208 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L268 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L271 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: true [2020-07-21 15:41:04,209 INFO L268 CegarLoopResult]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L268 CegarLoopResult]: For program point L455-1(line 455) no Hoare annotation was computed. [2020-07-21 15:41:04,209 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2020-07-21 15:41:04,210 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 0 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~pumpRunning~0))))) [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,210 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,211 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2020-07-21 15:41:04,211 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2020-07-21 15:41:04,211 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2020-07-21 15:41:04,211 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 (= 0 ~pumpRunning~0))) (or (not (= 0 ~systemActive~0)) .cse2) (or .cse0 .cse4 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse3 .cse4 .cse1))) [2020-07-21 15:41:04,211 INFO L264 CegarLoopResult]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse4 (and (= 0 ~methaneLevelCritical~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse0 .cse3 .cse5 .cse4 (and .cse1 (<= 1 ~pumpRunning~0))) (or (not (= 0 ~systemActive~0)) .cse5 .cse4))) [2020-07-21 15:41:04,211 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse2) (or .cse0 .cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= 0 ~methAndRunningLastTime~0) .cse3 .cse1))) [2020-07-21 15:41:04,212 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4)) (or .cse0 .cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse3 .cse5 .cse1) (or .cse6 .cse2 .cse4) (or .cse3 .cse6 .cse1 .cse2))) [2020-07-21 15:41:04,212 INFO L268 CegarLoopResult]: For program point L271(lines 270 289) no Hoare annotation was computed. [2020-07-21 15:41:04,212 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2020-07-21 15:41:04,213 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2020-07-21 15:41:04,213 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2020-07-21 15:41:04,213 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2020-07-21 15:41:04,214 INFO L268 CegarLoopResult]: For program point L923(lines 923 927) no Hoare annotation was computed. [2020-07-21 15:41:04,214 INFO L271 CegarLoopResult]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2020-07-21 15:41:04,214 INFO L268 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-07-21 15:41:04,214 INFO L271 CegarLoopResult]: At program point L919-2(lines 919 933) the Hoare annotation is: true [2020-07-21 15:41:04,214 INFO L271 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: true [2020-07-21 15:41:04,214 INFO L268 CegarLoopResult]: For program point L915-1(line 915) no Hoare annotation was computed. [2020-07-21 15:41:04,214 INFO L271 CegarLoopResult]: At program point L934(lines 909 938) the Hoare annotation is: true [2020-07-21 15:41:04,214 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-07-21 15:41:04,215 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: true [2020-07-21 15:41:04,215 INFO L268 CegarLoopResult]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2020-07-21 15:41:04,215 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2020-07-21 15:41:04,215 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2020-07-21 15:41:04,215 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2020-07-21 15:41:04,215 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,215 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:41:04,216 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:41:04,216 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:41:04,216 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2020-07-21 15:41:04,216 INFO L264 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,216 INFO L268 CegarLoopResult]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2020-07-21 15:41:04,216 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2020-07-21 15:41:04,217 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 15:41:04,217 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 15:41:04,217 INFO L268 CegarLoopResult]: For program point L307(lines 307 315) no Hoare annotation was computed. [2020-07-21 15:41:04,217 INFO L264 CegarLoopResult]: At program point L305(line 305) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 15:41:04,217 INFO L268 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-07-21 15:41:04,217 INFO L268 CegarLoopResult]: For program point L303(lines 303 320) no Hoare annotation was computed. [2020-07-21 15:41:04,217 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2020-07-21 15:41:04,218 INFO L268 CegarLoopResult]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2020-07-21 15:41:04,218 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: true [2020-07-21 15:41:04,218 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2020-07-21 15:41:04,218 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2020-07-21 15:41:04,218 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2020-07-21 15:41:04,218 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2020-07-21 15:41:04,218 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2020-07-21 15:41:04,219 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2020-07-21 15:41:04,219 INFO L264 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 15:41:04,219 INFO L268 CegarLoopResult]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2020-07-21 15:41:04,219 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,219 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,220 INFO L268 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2020-07-21 15:41:04,220 INFO L264 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 15:41:04,220 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-07-21 15:41:04,222 INFO L268 CegarLoopResult]: For program point L329(lines 329 346) no Hoare annotation was computed. [2020-07-21 15:41:04,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:41:04 BoogieIcfgContainer [2020-07-21 15:41:04,258 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:41:04,260 INFO L168 Benchmark]: Toolchain (without parser) took 13287.31 ms. Allocated memory was 144.2 MB in the beginning and 356.5 MB in the end (delta: 212.3 MB). Free memory was 99.4 MB in the beginning and 258.4 MB in the end (delta: -158.9 MB). Peak memory consumption was 229.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,266 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 119.1 MB in the beginning and 118.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.28 ms. Allocated memory was 144.2 MB in the beginning and 200.3 MB in the end (delta: 56.1 MB). Free memory was 99.0 MB in the beginning and 166.0 MB in the end (delta: -67.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,269 INFO L168 Benchmark]: Boogie Preprocessor took 99.89 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 161.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,270 INFO L168 Benchmark]: RCFGBuilder took 1336.65 ms. Allocated memory was 200.3 MB in the beginning and 231.7 MB in the end (delta: 31.5 MB). Free memory was 161.9 MB in the beginning and 188.0 MB in the end (delta: -26.1 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,276 INFO L168 Benchmark]: TraceAbstraction took 11135.07 ms. Allocated memory was 231.7 MB in the beginning and 356.5 MB in the end (delta: 124.8 MB). Free memory was 188.0 MB in the beginning and 258.4 MB in the end (delta: -70.4 MB). Peak memory consumption was 230.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:41:04,286 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 119.1 MB in the beginning and 118.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.28 ms. Allocated memory was 144.2 MB in the beginning and 200.3 MB in the end (delta: 56.1 MB). Free memory was 99.0 MB in the beginning and 166.0 MB in the end (delta: -67.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.89 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 161.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1336.65 ms. Allocated memory was 200.3 MB in the beginning and 231.7 MB in the end (delta: 31.5 MB). Free memory was 161.9 MB in the beginning and 188.0 MB in the end (delta: -26.1 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11135.07 ms. Allocated memory was 231.7 MB in the beginning and 356.5 MB in the end (delta: 124.8 MB). Free memory was 188.0 MB in the beginning and 258.4 MB in the end (delta: -70.4 MB). Peak memory consumption was 230.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((0 == methAndRunningLastTime && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (((0 == methAndRunningLastTime && splverifierCounter <= 0) && 1 <= systemActive) && \old(pumpRunning) <= pumpRunning)) || !(1 <= \old(systemActive))) || ((splverifierCounter <= 0 && 1 <= systemActive) && 1 <= pumpRunning) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.5s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1523 SDtfs, 721 SDslu, 2219 SDs, 0 SdLazy, 828 SolverSat, 141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 928 GetRequests, 893 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=623occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 66 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1018 PreInvPairs, 1071 NumberOfFragments, 1557 HoareAnnotationTreeSize, 1018 FomulaSimplifications, 867 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 70 FomulaSimplificationsInter, 4160 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 763 NumberOfCodeBlocks, 763 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 910 ConstructedInterpolants, 0 QuantifiedInterpolants, 165388 SizeOfPredicates, 17 NumberOfNonLiveVariables, 6309 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 199/215 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...