/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:01:42,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:01:42,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:01:42,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:01:42,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:01:42,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:01:42,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:01:42,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:01:42,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:01:42,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:01:42,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:01:42,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:01:42,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:01:42,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:01:42,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:01:42,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:01:42,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:01:42,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:01:42,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:01:42,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:01:42,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:01:42,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:01:42,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:01:42,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:01:42,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:01:42,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:01:42,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:01:42,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:01:42,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:01:42,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:01:42,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:01:42,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:01:42,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:01:42,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:01:42,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:01:42,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:01:42,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:01:42,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:01:42,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:01:42,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:01:42,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:01:42,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 13:01:42,600 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:01:42,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:01:42,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:01:42,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:01:42,602 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:01:42,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:01:42,602 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:01:42,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:01:42,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:01:42,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:01:42,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:01:42,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:01:42,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:01:42,607 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:01:42,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:01:42,607 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:01:42,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:01:42,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:01:42,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:01:42,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:01:42,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:01:42,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:42,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:01:42,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:01:42,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:01:42,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:01:42,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:01:42,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:01:42,899 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:01:42,899 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:01:42,900 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2020-07-20 13:01:42,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72203d35a/164621cd165a4881a61654749ab122f9/FLAG81b1df278 [2020-07-20 13:01:43,497 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:01:43,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2020-07-20 13:01:43,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72203d35a/164621cd165a4881a61654749ab122f9/FLAG81b1df278 [2020-07-20 13:01:43,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72203d35a/164621cd165a4881a61654749ab122f9 [2020-07-20 13:01:43,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:01:43,851 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:01:43,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:43,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:01:43,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:01:43,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:43" (1/1) ... [2020-07-20 13:01:43,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb6ae03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:43, skipping insertion in model container [2020-07-20 13:01:43,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:43" (1/1) ... [2020-07-20 13:01:43,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:01:43,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:01:44,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:44,487 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:01:44,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:44,603 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:01:44,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44 WrapperNode [2020-07-20 13:01:44,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:44,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:01:44,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:01:44,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:01:44,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... [2020-07-20 13:01:44,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:01:44,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:01:44,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:01:44,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:01:44,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:01:44,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:01:44,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:01:44,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:44,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:01:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:01:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:01:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:01:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:01:44,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:01:44,778 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:01:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:01:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:01:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:01:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:01:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:01:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:01:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:01:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:01:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:01:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:01:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:01:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:01:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:01:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:01:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:01:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:01:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:01:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:01:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:01:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:01:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:01:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:01:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:01:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:01:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:01:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:01:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:01:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:01:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:01:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:01:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:01:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:01:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:01:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:01:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:01:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:01:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:01:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:01:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:01:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:01:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:01:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:01:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:01:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:01:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:01:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:01:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:01:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:01:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:01:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:01:45,888 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:01:45,889 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:01:45,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:45 BoogieIcfgContainer [2020-07-20 13:01:45,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:01:45,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:01:45,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:01:45,898 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:01:45,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:01:43" (1/3) ... [2020-07-20 13:01:45,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88febe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:45, skipping insertion in model container [2020-07-20 13:01:45,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:44" (2/3) ... [2020-07-20 13:01:45,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88febe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:45, skipping insertion in model container [2020-07-20 13:01:45,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:45" (3/3) ... [2020-07-20 13:01:45,902 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2020-07-20 13:01:45,912 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:01:45,919 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:01:45,933 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:01:45,957 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:01:45,957 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:01:45,957 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:01:45,957 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:01:45,958 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:01:45,958 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:01:45,958 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:01:45,958 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:01:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-07-20 13:01:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:01:45,991 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:45,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:45,993 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:45,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:45,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1379034855, now seen corresponding path program 1 times [2020-07-20 13:01:46,005 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:46,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1765258388] [2020-07-20 13:01:46,006 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:46,463 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:46,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:46,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:01:46,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:46,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:46,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1765258388] [2020-07-20 13:01:46,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:46,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:01:46,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266288165] [2020-07-20 13:01:46,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:01:46,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:46,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:01:46,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:01:46,535 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2020-07-20 13:01:46,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:46,584 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2020-07-20 13:01:46,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:01:46,586 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 13:01:46,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:46,603 INFO L225 Difference]: With dead ends: 264 [2020-07-20 13:01:46,603 INFO L226 Difference]: Without dead ends: 134 [2020-07-20 13:01:46,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:01:46,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-07-20 13:01:46,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-07-20 13:01:46,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-20 13:01:46,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2020-07-20 13:01:46,679 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2020-07-20 13:01:46,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:46,680 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2020-07-20 13:01:46,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:01:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2020-07-20 13:01:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:01:46,685 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:46,685 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:46,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:46,899 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:46,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:46,900 INFO L82 PathProgramCache]: Analyzing trace with hash 164861133, now seen corresponding path program 1 times [2020-07-20 13:01:46,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:46,901 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1876381990] [2020-07-20 13:01:46,902 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:47,417 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:47,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:47,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:01:47,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:47,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:47,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1876381990] [2020-07-20 13:01:47,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:47,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:47,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543043389] [2020-07-20 13:01:47,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:47,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:47,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:47,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:47,471 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2020-07-20 13:01:47,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:47,495 INFO L93 Difference]: Finished difference Result 203 states and 241 transitions. [2020-07-20 13:01:47,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:47,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:01:47,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:47,499 INFO L225 Difference]: With dead ends: 203 [2020-07-20 13:01:47,499 INFO L226 Difference]: Without dead ends: 125 [2020-07-20 13:01:47,501 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:47,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-20 13:01:47,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-07-20 13:01:47,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-20 13:01:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-07-20 13:01:47,518 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2020-07-20 13:01:47,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:47,519 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-07-20 13:01:47,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-07-20 13:01:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:01:47,522 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:47,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:47,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:47,738 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:47,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:47,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1116626050, now seen corresponding path program 1 times [2020-07-20 13:01:47,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:47,740 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073157759] [2020-07-20 13:01:47,740 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:48,243 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:48,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:48,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:01:48,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:48,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:48,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2073157759] [2020-07-20 13:01:48,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:48,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:48,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268227485] [2020-07-20 13:01:48,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:48,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:48,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:48,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:48,287 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 3 states. [2020-07-20 13:01:48,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:48,350 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2020-07-20 13:01:48,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:48,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 13:01:48,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:48,357 INFO L225 Difference]: With dead ends: 315 [2020-07-20 13:01:48,357 INFO L226 Difference]: Without dead ends: 218 [2020-07-20 13:01:48,361 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:48,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-07-20 13:01:48,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 212. [2020-07-20 13:01:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-20 13:01:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 257 transitions. [2020-07-20 13:01:48,418 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 257 transitions. Word has length 57 [2020-07-20 13:01:48,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:48,419 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 257 transitions. [2020-07-20 13:01:48,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 257 transitions. [2020-07-20 13:01:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 13:01:48,426 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:48,426 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:48,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:48,641 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:48,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:48,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1686629375, now seen corresponding path program 1 times [2020-07-20 13:01:48,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:48,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [884899169] [2020-07-20 13:01:48,645 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:49,102 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:49,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:49,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:01:49,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:49,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:49,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:49,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [884899169] [2020-07-20 13:01:49,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:49,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:49,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833156155] [2020-07-20 13:01:49,168 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:49,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:49,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:49,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:49,169 INFO L87 Difference]: Start difference. First operand 212 states and 257 transitions. Second operand 6 states. [2020-07-20 13:01:49,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:49,428 INFO L93 Difference]: Finished difference Result 567 states and 707 transitions. [2020-07-20 13:01:49,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:01:49,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-20 13:01:49,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:49,434 INFO L225 Difference]: With dead ends: 567 [2020-07-20 13:01:49,434 INFO L226 Difference]: Without dead ends: 383 [2020-07-20 13:01:49,437 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:01:49,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-07-20 13:01:49,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2020-07-20 13:01:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-07-20 13:01:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 464 transitions. [2020-07-20 13:01:49,476 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 464 transitions. Word has length 62 [2020-07-20 13:01:49,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:49,477 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 464 transitions. [2020-07-20 13:01:49,477 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 464 transitions. [2020-07-20 13:01:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-07-20 13:01:49,482 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:49,482 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:49,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:49,698 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:49,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:49,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1821599845, now seen corresponding path program 1 times [2020-07-20 13:01:49,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:49,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942612274] [2020-07-20 13:01:49,701 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:50,124 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:50,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:50,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:01:50,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:50,176 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:50,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942612274] [2020-07-20 13:01:50,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:50,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:50,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092681768] [2020-07-20 13:01:50,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:50,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:50,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:50,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:50,181 INFO L87 Difference]: Start difference. First operand 379 states and 464 transitions. Second operand 6 states. [2020-07-20 13:01:50,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:50,403 INFO L93 Difference]: Finished difference Result 597 states and 748 transitions. [2020-07-20 13:01:50,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:01:50,404 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2020-07-20 13:01:50,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:50,405 INFO L225 Difference]: With dead ends: 597 [2020-07-20 13:01:50,405 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:01:50,411 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:01:50,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:01:50,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:01:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:01:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:01:50,412 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-07-20 13:01:50,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:50,412 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:01:50,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:50,412 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:01:50,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:01:50,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:50,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:01:51,601 INFO L268 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-07-20 13:01:51,602 INFO L268 CegarLoopResult]: For program point L699-1(lines 699 703) no Hoare annotation was computed. [2020-07-20 13:01:51,602 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-07-20 13:01:51,602 INFO L268 CegarLoopResult]: For program point L693-2(lines 693 714) no Hoare annotation was computed. [2020-07-20 13:01:51,602 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 668 723) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point L715(lines 692 716) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 668 723) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 668 723) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point L769-1(line 769) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 724 783) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-07-20 13:01:51,604 INFO L268 CegarLoopResult]: For program point L756-1(lines 756 760) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 724 783) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point L750-2(lines 750 775) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 724 783) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point L776(lines 749 777) no Hoare annotation was computed. [2020-07-20 13:01:51,605 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 470 476) the Hoare annotation is: true [2020-07-20 13:01:51,605 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 470 476) no Hoare annotation was computed. [2020-07-20 13:01:51,606 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 477 485) no Hoare annotation was computed. [2020-07-20 13:01:51,608 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 477 485) the Hoare annotation is: true [2020-07-20 13:01:51,608 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 477 485) no Hoare annotation was computed. [2020-07-20 13:01:51,608 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 428 450) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,608 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 428 450) no Hoare annotation was computed. [2020-07-20 13:01:51,608 INFO L264 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,609 INFO L264 CegarLoopResult]: At program point L440-1(line 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,609 INFO L268 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-07-20 13:01:51,609 INFO L268 CegarLoopResult]: For program point L438-1(lines 438 445) no Hoare annotation was computed. [2020-07-20 13:01:51,609 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 13:01:51,609 INFO L264 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,609 INFO L264 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,609 INFO L264 CegarLoopResult]: At program point L434-1(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,610 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 428 450) no Hoare annotation was computed. [2020-07-20 13:01:51,610 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 382 405) no Hoare annotation was computed. [2020-07-20 13:01:51,610 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 382 405) no Hoare annotation was computed. [2020-07-20 13:01:51,610 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 382 405) no Hoare annotation was computed. [2020-07-20 13:01:51,611 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-07-20 13:01:51,611 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-07-20 13:01:51,612 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-07-20 13:01:51,613 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L264 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,614 INFO L264 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,614 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 168 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point L176(lines 176 184) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2020-07-20 13:01:51,614 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 168 192) no Hoare annotation was computed. [2020-07-20 13:01:51,615 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 327 341) no Hoare annotation was computed. [2020-07-20 13:01:51,615 INFO L264 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,615 INFO L268 CegarLoopResult]: For program point L331(lines 331 337) no Hoare annotation was computed. [2020-07-20 13:01:51,615 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 327 341) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 13:01:51,615 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 327 341) no Hoare annotation was computed. [2020-07-20 13:01:51,615 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 263 271) no Hoare annotation was computed. [2020-07-20 13:01:51,618 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 263 271) the Hoare annotation is: true [2020-07-20 13:01:51,618 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 263 271) no Hoare annotation was computed. [2020-07-20 13:01:51,618 INFO L268 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-07-20 13:01:51,618 INFO L271 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: true [2020-07-20 13:01:51,618 INFO L268 CegarLoopResult]: For program point L317-2(lines 317 321) no Hoare annotation was computed. [2020-07-20 13:01:51,618 INFO L268 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-07-20 13:01:51,618 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 308 326) the Hoare annotation is: true [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 308 326) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 308 326) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 272 307) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 272 307) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point L291(lines 291 299) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 272 307) no Hoare annotation was computed. [2020-07-20 13:01:51,619 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 463 469) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 463 469) the Hoare annotation is: true [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 622 667) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 622 667) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 622 667) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 935 980) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point L949(lines 949 969) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point L949-1(lines 949 969) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 935 980) no Hoare annotation was computed. [2020-07-20 13:01:51,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 935 980) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 414 424) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 414 424) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 414 424) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,621 INFO L271 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 252 262) the Hoare annotation is: true [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 252 262) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 252 262) no Hoare annotation was computed. [2020-07-20 13:01:51,621 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 244 251) the Hoare annotation is: true [2020-07-20 13:01:51,621 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 244 251) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 244 251) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 194 218) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 194 218) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,622 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,622 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point L202(lines 202 210) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point L198(lines 198 215) no Hoare annotation was computed. [2020-07-20 13:01:51,622 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2020-07-20 13:01:51,623 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2020-07-20 13:01:51,623 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,623 INFO L264 CegarLoopResult]: At program point testENTRY(lines 55 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,623 INFO L268 CegarLoopResult]: For program point L95(lines 95 110) no Hoare annotation was computed. [2020-07-20 13:01:51,623 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,623 INFO L268 CegarLoopResult]: For program point testFINAL(lines 55 122) no Hoare annotation was computed. [2020-07-20 13:01:51,623 INFO L268 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-07-20 13:01:51,623 INFO L268 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-07-20 13:01:51,623 INFO L264 CegarLoopResult]: At program point L112(lines 65 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,623 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,623 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L264 CegarLoopResult]: At program point L115(lines 64 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,624 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L264 CegarLoopResult]: At program point L103-1(lines 95 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point testEXIT(lines 55 122) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point L66(lines 65 114) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 889 934) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 889 934) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 889 934) no Hoare annotation was computed. [2020-07-20 13:01:51,624 INFO L268 CegarLoopResult]: For program point L909(lines 909 916) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point L903(lines 903 923) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point L903-1(lines 903 923) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 219 226) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 219 226) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 219 226) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 567 575) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 567 575) the Hoare annotation is: true [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 567 575) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point L599(lines 599 605) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point L598(lines 598 608) no Hoare annotation was computed. [2020-07-20 13:01:51,625 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:51,625 INFO L268 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point L594-1(lines 586 614) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 586 614) the Hoare annotation is: true [2020-07-20 13:01:51,626 INFO L271 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: true [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 586 614) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point L543(lines 543 551) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point L543-2(lines 543 551) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 535 557) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 535 557) no Hoare annotation was computed. [2020-07-20 13:01:51,626 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 535 557) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 578 585) the Hoare annotation is: true [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 578 585) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 578 585) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 453 462) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 453 462) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 453 462) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point L832(lines 832 873) no Hoare annotation was computed. [2020-07-20 13:01:51,627 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 786 888) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L874(lines 874 885) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 786 888) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 855) no Hoare annotation was computed. [2020-07-20 13:01:51,628 INFO L268 CegarLoopResult]: For program point L856(lines 834 857) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 786 888) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point L815(lines 815 831) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point L836(lines 835 855) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,629 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point L238-1(lines 227 243) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 227 243) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 227 243) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-20 13:01:51,630 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 558 566) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 558 566) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 558 566) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 514 525) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 514 525) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point L518-1(lines 514 525) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,631 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,632 INFO L264 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,632 INFO L264 CegarLoopResult]: At program point L147(lines 147 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,632 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:51,632 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:51,632 INFO L268 CegarLoopResult]: For program point L140(lines 139 158) no Hoare annotation was computed. [2020-07-20 13:01:51,632 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2020-07-20 13:01:51,632 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2020-07-20 13:01:51,632 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 352 381) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 352 381) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point L377(lines 352 381) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point L366-1(lines 366 370) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point L362-2(lines 362 376) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 526 534) the Hoare annotation is: true [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 526 534) no Hoare annotation was computed. [2020-07-20 13:01:51,633 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 526 534) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 490 501) the Hoare annotation is: true [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point L494-1(lines 490 501) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 490 501) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 406 412) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 406 412) the Hoare annotation is: true [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:01:51,634 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 342 349) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 342 349) the Hoare annotation is: true [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 342 349) no Hoare annotation was computed. [2020-07-20 13:01:51,634 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 502 513) no Hoare annotation was computed. [2020-07-20 13:01:51,635 INFO L268 CegarLoopResult]: For program point L506-1(lines 502 513) no Hoare annotation was computed. [2020-07-20 13:01:51,635 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 502 513) the Hoare annotation is: true [2020-07-20 13:01:51,635 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-20 13:01:51,635 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-20 13:01:51,635 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-20 13:01:51,635 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-20 13:01:51,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:01:51 BoogieIcfgContainer [2020-07-20 13:01:51,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:01:51,657 INFO L168 Benchmark]: Toolchain (without parser) took 7806.17 ms. Allocated memory was 146.3 MB in the beginning and 283.1 MB in the end (delta: 136.8 MB). Free memory was 101.4 MB in the beginning and 219.6 MB in the end (delta: -118.1 MB). Peak memory consumption was 147.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,658 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.71 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.0 MB in the beginning and 169.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,660 INFO L168 Benchmark]: Boogie Preprocessor took 91.70 ms. Allocated memory is still 203.4 MB. Free memory was 169.5 MB in the beginning and 165.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,660 INFO L168 Benchmark]: RCFGBuilder took 1197.19 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 165.7 MB in the beginning and 191.2 MB in the end (delta: -25.5 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,662 INFO L168 Benchmark]: TraceAbstraction took 5759.06 ms. Allocated memory was 235.9 MB in the beginning and 283.1 MB in the end (delta: 47.2 MB). Free memory was 191.2 MB in the beginning and 219.6 MB in the end (delta: -28.4 MB). Peak memory consumption was 147.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:51,666 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 751.71 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.0 MB in the beginning and 169.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.70 ms. Allocated memory is still 203.4 MB. Free memory was 169.5 MB in the beginning and 165.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1197.19 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 165.7 MB in the beginning and 191.2 MB in the end (delta: -25.5 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5759.06 ms. Allocated memory was 235.9 MB in the beginning and 283.1 MB in the end (delta: 47.2 MB). Free memory was 191.2 MB in the beginning and 219.6 MB in the end (delta: -28.4 MB). Peak memory consumption was 147.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 757 SDtfs, 283 SDslu, 1025 SDs, 0 SdLazy, 144 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 287 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=379occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 518 PreInvPairs, 549 NumberOfFragments, 511 HoareAnnotationTreeSize, 518 FomulaSimplifications, 197 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 63 FomulaSimplificationsInter, 1286 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 288 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 29823 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3437 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...