/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:41:08,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:41:08,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:41:08,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:41:08,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:41:08,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:41:08,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:41:08,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:41:08,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:41:08,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:41:08,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:41:08,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:41:08,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:41:08,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:41:08,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:41:08,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:41:08,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:41:08,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:41:08,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:41:08,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:41:08,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:41:08,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:41:08,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:41:08,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:41:08,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:41:08,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:41:08,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:41:08,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:41:08,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:41:08,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:41:08,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:41:08,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:41:08,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:41:08,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:41:08,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:41:08,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:41:08,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:41:08,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:41:08,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:41:08,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:41:08,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:41:08,562 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 10:41:08,585 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:41:08,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:41:08,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:41:08,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:41:08,588 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:41:08,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:41:08,589 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:41:08,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:41:08,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:41:08,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:41:08,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:41:08,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:41:08,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:41:08,592 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:41:08,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:41:08,592 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:41:08,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:41:08,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:41:08,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:41:08,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:41:08,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:41:08,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:08,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:41:08,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:41:08,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:41:08,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:41:08,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:08,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:41:08,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:41:08,596 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 -> NOT_INCREMENTALLY [2020-07-20 10:41:08,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:41:08,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:41:08,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:41:08,937 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:41:08,939 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:41:08,940 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-07-20 10:41:09,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babb3afa6/aca26927fab74a7489ce902a17b2b342/FLAGb01d81b65 [2020-07-20 10:41:09,516 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:41:09,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-07-20 10:41:09,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babb3afa6/aca26927fab74a7489ce902a17b2b342/FLAGb01d81b65 [2020-07-20 10:41:09,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babb3afa6/aca26927fab74a7489ce902a17b2b342 [2020-07-20 10:41:09,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:41:09,836 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:41:09,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:09,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:41:09,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:41:09,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:09" (1/1) ... [2020-07-20 10:41:09,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:09, skipping insertion in model container [2020-07-20 10:41:09,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:09" (1/1) ... [2020-07-20 10:41:09,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:41:09,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:41:10,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:10,213 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:41:10,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:10,442 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:41:10,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10 WrapperNode [2020-07-20 10:41:10,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:10,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:41:10,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:41:10,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:41:10,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (1/1) ... [2020-07-20 10:41:10,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:41:10,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:41:10,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:41:10,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:41:10,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (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 10:41:10,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:41:10,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:41:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:41:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:41:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:41:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:10,655 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:41:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:41:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:41:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:41:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:41:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:41:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:41:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:41:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:41:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:41:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:41:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:41:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:41:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:41:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:41:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:41:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:41:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:41:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:41:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:41:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:41:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:41:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:41:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:41:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:41:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:41:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:41:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:41:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:41:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:41:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:41:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:41:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:41:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:41:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:41:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:41:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:41:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:41:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:41:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:41:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:41:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:41:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:41:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:41:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:41:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:41:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:41:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:41:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:41:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:41:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:41:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:41:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:41:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:41:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:41:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:41:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:41:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:41:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:41:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:41:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:41:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:41:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:41:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:41:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:41:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:41:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:41:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:41:11,784 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:41:11,785 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:41:11,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:11 BoogieIcfgContainer [2020-07-20 10:41:11,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:41:11,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:41:11,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:41:11,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:41:11,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:41:09" (1/3) ... [2020-07-20 10:41:11,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401de98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:11, skipping insertion in model container [2020-07-20 10:41:11,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:10" (2/3) ... [2020-07-20 10:41:11,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401de98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:11, skipping insertion in model container [2020-07-20 10:41:11,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:11" (3/3) ... [2020-07-20 10:41:11,800 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2020-07-20 10:41:11,811 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:41:11,820 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:41:11,835 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:41:11,861 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:41:11,862 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:41:11,862 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:41:11,862 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:41:11,862 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:41:11,862 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:41:11,863 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:41:11,863 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:41:11,888 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-20 10:41:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 10:41:11,898 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:11,899 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 10:41:11,900 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:11,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:11,907 INFO L82 PathProgramCache]: Analyzing trace with hash -555791625, now seen corresponding path program 1 times [2020-07-20 10:41:11,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:11,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2032707024] [2020-07-20 10:41:11,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:12,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:41:12,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:12,234 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 10:41:12,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:12,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2032707024] [2020-07-20 10:41:12,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:12,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:41:12,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102061017] [2020-07-20 10:41:12,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:41:12,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:12,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:41:12,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:12,272 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-20 10:41:12,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:12,345 INFO L93 Difference]: Finished difference Result 244 states and 307 transitions. [2020-07-20 10:41:12,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:41:12,355 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 10:41:12,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:12,372 INFO L225 Difference]: With dead ends: 244 [2020-07-20 10:41:12,372 INFO L226 Difference]: Without dead ends: 124 [2020-07-20 10:41:12,380 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 10:41:12,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-20 10:41:12,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-20 10:41:12,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-20 10:41:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2020-07-20 10:41:12,453 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 51 [2020-07-20 10:41:12,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:12,453 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2020-07-20 10:41:12,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:41:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2020-07-20 10:41:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:41:12,458 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:12,458 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 10:41:12,672 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:12,672 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:12,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1211509884, now seen corresponding path program 1 times [2020-07-20 10:41:12,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:12,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1662479739] [2020-07-20 10:41:12,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:12,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:12,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:12,979 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 10:41:12,979 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:12,980 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1662479739] [2020-07-20 10:41:12,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:12,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:12,980 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14038956] [2020-07-20 10:41:12,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:12,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:12,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:12,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:12,985 INFO L87 Difference]: Start difference. First operand 124 states and 147 transitions. Second operand 3 states. [2020-07-20 10:41:13,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:13,013 INFO L93 Difference]: Finished difference Result 220 states and 269 transitions. [2020-07-20 10:41:13,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:13,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:41:13,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:13,016 INFO L225 Difference]: With dead ends: 220 [2020-07-20 10:41:13,016 INFO L226 Difference]: Without dead ends: 124 [2020-07-20 10:41:13,018 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 10:41:13,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-20 10:41:13,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-20 10:41:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-20 10:41:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 146 transitions. [2020-07-20 10:41:13,033 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 146 transitions. Word has length 52 [2020-07-20 10:41:13,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:13,034 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 146 transitions. [2020-07-20 10:41:13,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 146 transitions. [2020-07-20 10:41:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:41:13,037 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:13,037 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:13,250 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:13,251 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:13,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:13,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1417355661, now seen corresponding path program 1 times [2020-07-20 10:41:13,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:13,252 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1364619624] [2020-07-20 10:41:13,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:13,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:13,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:13,477 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 10:41:13,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:13,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1364619624] [2020-07-20 10:41:13,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:13,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:13,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881065242] [2020-07-20 10:41:13,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:13,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:13,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:13,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:13,480 INFO L87 Difference]: Start difference. First operand 124 states and 146 transitions. Second operand 3 states. [2020-07-20 10:41:13,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:13,496 INFO L93 Difference]: Finished difference Result 193 states and 227 transitions. [2020-07-20 10:41:13,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:13,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:41:13,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:13,502 INFO L225 Difference]: With dead ends: 193 [2020-07-20 10:41:13,502 INFO L226 Difference]: Without dead ends: 115 [2020-07-20 10:41:13,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:13,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-20 10:41:13,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-20 10:41:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-20 10:41:13,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2020-07-20 10:41:13,517 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 65 [2020-07-20 10:41:13,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:13,517 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2020-07-20 10:41:13,517 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2020-07-20 10:41:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-20 10:41:13,520 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:13,520 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:13,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:13,735 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:13,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:13,735 INFO L82 PathProgramCache]: Analyzing trace with hash 865162855, now seen corresponding path program 1 times [2020-07-20 10:41:13,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:13,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324192629] [2020-07-20 10:41:13,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:13,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:13,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:13,929 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 10:41:13,930 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:13,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324192629] [2020-07-20 10:41:13,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:13,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:13,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017583813] [2020-07-20 10:41:13,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:13,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:13,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:13,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:13,933 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 3 states. [2020-07-20 10:41:13,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:13,980 INFO L93 Difference]: Finished difference Result 202 states and 244 transitions. [2020-07-20 10:41:13,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:13,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2020-07-20 10:41:13,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:13,989 INFO L225 Difference]: With dead ends: 202 [2020-07-20 10:41:13,989 INFO L226 Difference]: Without dead ends: 199 [2020-07-20 10:41:13,993 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 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 10:41:13,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-07-20 10:41:14,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2020-07-20 10:41:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2020-07-20 10:41:14,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 241 transitions. [2020-07-20 10:41:14,061 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 241 transitions. Word has length 69 [2020-07-20 10:41:14,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:14,062 INFO L479 AbstractCegarLoop]: Abstraction has 199 states and 241 transitions. [2020-07-20 10:41:14,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:14,062 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 241 transitions. [2020-07-20 10:41:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-20 10:41:14,065 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:14,065 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:41:14,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:14,280 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:14,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:14,281 INFO L82 PathProgramCache]: Analyzing trace with hash -123175331, now seen corresponding path program 1 times [2020-07-20 10:41:14,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:14,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [980571127] [2020-07-20 10:41:14,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:14,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:41:14,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-20 10:41:14,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:14,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [980571127] [2020-07-20 10:41:14,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:14,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:41:14,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086716310] [2020-07-20 10:41:14,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:14,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:14,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:14,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:41:14,538 INFO L87 Difference]: Start difference. First operand 199 states and 241 transitions. Second operand 6 states. [2020-07-20 10:41:14,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:14,727 INFO L93 Difference]: Finished difference Result 252 states and 310 transitions. [2020-07-20 10:41:14,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:41:14,728 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2020-07-20 10:41:14,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:14,729 INFO L225 Difference]: With dead ends: 252 [2020-07-20 10:41:14,729 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:41:14,730 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 108 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 10:41:14,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:41:14,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:41:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:41:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:41:14,731 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2020-07-20 10:41:14,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:14,732 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:41:14,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:41:14,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:41:14,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:14,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:41:15,791 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:15,791 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:15,791 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 10:41:15,791 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 10:41:15,791 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:15,792 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 10:41:15,793 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2020-07-20 10:41:15,793 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2020-07-20 10:41:15,794 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2020-07-20 10:41:15,794 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2020-07-20 10:41:15,794 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2020-07-20 10:41:15,795 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 529 551) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,795 INFO L264 CegarLoopResult]: At program point L541(line 541) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,796 INFO L264 CegarLoopResult]: At program point L541-1(line 541) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,796 INFO L268 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-07-20 10:41:15,796 INFO L268 CegarLoopResult]: For program point L539-1(lines 539 546) no Hoare annotation was computed. [2020-07-20 10:41:15,796 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-07-20 10:41:15,797 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 529 551) no Hoare annotation was computed. [2020-07-20 10:41:15,797 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,797 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,797 INFO L264 CegarLoopResult]: At program point L535-1(line 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 529 551) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 483 506) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 483 506) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 483 506) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-20 10:41:15,798 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-20 10:41:15,799 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-20 10:41:15,799 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 10:41:15,799 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-07-20 10:41:15,799 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-20 10:41:15,799 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 10:41:15,800 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-07-20 10:41:15,800 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-20 10:41:15,800 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 10:41:15,801 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-07-20 10:41:15,801 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 10:41:15,801 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2020-07-20 10:41:15,801 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2020-07-20 10:41:15,801 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 850 868) the Hoare annotation is: true [2020-07-20 10:41:15,802 INFO L271 CegarLoopResult]: At program point L857(line 857) the Hoare annotation is: true [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point L859-2(lines 859 863) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 850 868) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 850 868) no Hoare annotation was computed. [2020-07-20 10:41:15,802 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point L821(lines 821 829) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2020-07-20 10:41:15,803 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2020-07-20 10:41:15,804 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2020-07-20 10:41:15,804 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:15,804 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:15,804 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:15,804 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 10:41:15,804 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:15,805 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:15,805 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:15,805 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:15,806 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:15,806 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 515 525) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,806 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 515 525) no Hoare annotation was computed. [2020-07-20 10:41:15,806 INFO L264 CegarLoopResult]: At program point L520(line 520) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,806 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 515 525) no Hoare annotation was computed. [2020-07-20 10:41:15,807 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2020-07-20 10:41:15,807 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-07-20 10:41:15,807 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-07-20 10:41:15,807 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2020-07-20 10:41:15,807 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2020-07-20 10:41:15,807 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2020-07-20 10:41:15,807 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-07-20 10:41:15,807 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-07-20 10:41:15,808 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,808 INFO L264 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,808 INFO L268 CegarLoopResult]: For program point L761(lines 761 769) no Hoare annotation was computed. [2020-07-20 10:41:15,808 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,808 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 753 777) no Hoare annotation was computed. [2020-07-20 10:41:15,808 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-07-20 10:41:15,808 INFO L268 CegarLoopResult]: For program point L757(lines 757 774) no Hoare annotation was computed. [2020-07-20 10:41:15,809 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 753 777) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:15,809 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:15,809 INFO L268 CegarLoopResult]: For program point L772-1(lines 753 777) no Hoare annotation was computed. [2020-07-20 10:41:15,809 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 719 725) no Hoare annotation was computed. [2020-07-20 10:41:15,809 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 719 725) the Hoare annotation is: true [2020-07-20 10:41:15,810 INFO L264 CegarLoopResult]: At program point testENTRY(lines 870 933) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,811 INFO L264 CegarLoopResult]: At program point L892(line 892) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:41:15,811 INFO L264 CegarLoopResult]: At program point L923(lines 880 925) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:41:15,811 INFO L268 CegarLoopResult]: For program point L890(lines 890 896) no Hoare annotation was computed. [2020-07-20 10:41:15,811 INFO L268 CegarLoopResult]: For program point L890-1(lines 890 896) no Hoare annotation was computed. [2020-07-20 10:41:15,811 INFO L268 CegarLoopResult]: For program point testFINAL(lines 870 933) no Hoare annotation was computed. [2020-07-20 10:41:15,812 INFO L268 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-07-20 10:41:15,812 INFO L264 CegarLoopResult]: At program point L926(lines 879 927) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,812 INFO L268 CegarLoopResult]: For program point L916(lines 916 920) no Hoare annotation was computed. [2020-07-20 10:41:15,812 INFO L264 CegarLoopResult]: At program point L916-2(lines 910 921) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point L881(lines 880 925) no Hoare annotation was computed. [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point L910(lines 910 921) no Hoare annotation was computed. [2020-07-20 10:41:15,813 INFO L264 CegarLoopResult]: At program point L902(line 902) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point L900(lines 900 906) no Hoare annotation was computed. [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point L900-1(lines 900 906) no Hoare annotation was computed. [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point testEXIT(lines 870 933) no Hoare annotation was computed. [2020-07-20 10:41:15,813 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:15,814 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 636 644) no Hoare annotation was computed. [2020-07-20 10:41:15,815 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 636 644) the Hoare annotation is: true [2020-07-20 10:41:15,815 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 636 644) no Hoare annotation was computed. [2020-07-20 10:41:15,815 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,816 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,816 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-20 10:41:15,816 INFO L268 CegarLoopResult]: For program point L430(lines 430 440) no Hoare annotation was computed. [2020-07-20 10:41:15,816 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,817 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-20 10:41:15,817 INFO L268 CegarLoopResult]: For program point L426(lines 426 443) no Hoare annotation was computed. [2020-07-20 10:41:15,817 INFO L268 CegarLoopResult]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2020-07-20 10:41:15,817 INFO L264 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,817 INFO L268 CegarLoopResult]: For program point L424-1(line 424) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 604 626) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 604 626) no Hoare annotation was computed. [2020-07-20 10:41:15,818 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 604 626) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point L612(lines 612 620) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 620) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 10:41:15,819 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 10:41:15,820 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 10:41:15,820 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 10:41:15,820 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:15,820 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 10:41:15,821 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:15,822 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 10:41:15,822 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 10:41:15,822 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 656 665) no Hoare annotation was computed. [2020-07-20 10:41:15,822 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 656 665) no Hoare annotation was computed. [2020-07-20 10:41:15,822 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 778 785) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 778 785) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 778 785) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 627 635) no Hoare annotation was computed. [2020-07-20 10:41:15,823 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 627 635) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 627 635) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 583 594) the Hoare annotation is: true [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point L587-1(lines 583 594) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 583 594) no Hoare annotation was computed. [2020-07-20 10:41:15,824 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 595 603) the Hoare annotation is: true [2020-07-20 10:41:15,825 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 595 603) no Hoare annotation was computed. [2020-07-20 10:41:15,825 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 595 603) no Hoare annotation was computed. [2020-07-20 10:41:15,825 INFO L264 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,825 INFO L268 CegarLoopResult]: For program point L699(lines 698 717) no Hoare annotation was computed. [2020-07-20 10:41:15,825 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 695 718) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,826 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 695 718) no Hoare annotation was computed. [2020-07-20 10:41:15,826 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 695 718) no Hoare annotation was computed. [2020-07-20 10:41:15,826 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,827 INFO L264 CegarLoopResult]: At program point L706(lines 706 712) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:15,827 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 450 479) no Hoare annotation was computed. [2020-07-20 10:41:15,827 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 450 479) the Hoare annotation is: true [2020-07-20 10:41:15,827 INFO L271 CegarLoopResult]: At program point L475(lines 450 479) the Hoare annotation is: true [2020-07-20 10:41:15,827 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-07-20 10:41:15,828 INFO L268 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-07-20 10:41:15,828 INFO L271 CegarLoopResult]: At program point L464-1(lines 464 468) the Hoare annotation is: true [2020-07-20 10:41:15,828 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-20 10:41:15,828 INFO L271 CegarLoopResult]: At program point L460-2(lines 460 474) the Hoare annotation is: true [2020-07-20 10:41:15,828 INFO L271 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: true [2020-07-20 10:41:15,829 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-07-20 10:41:15,829 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 559 570) the Hoare annotation is: true [2020-07-20 10:41:15,829 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 559 570) no Hoare annotation was computed. [2020-07-20 10:41:15,829 INFO L268 CegarLoopResult]: For program point L563-1(lines 559 570) no Hoare annotation was computed. [2020-07-20 10:41:15,829 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 507 513) no Hoare annotation was computed. [2020-07-20 10:41:15,829 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 507 513) the Hoare annotation is: true [2020-07-20 10:41:15,829 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,830 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:41:15,830 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:15,830 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:15,830 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 571 582) no Hoare annotation was computed. [2020-07-20 10:41:15,830 INFO L268 CegarLoopResult]: For program point L575-1(lines 571 582) no Hoare annotation was computed. [2020-07-20 10:41:15,830 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 571 582) the Hoare annotation is: true [2020-07-20 10:41:15,830 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 646 653) no Hoare annotation was computed. [2020-07-20 10:41:15,830 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2020-07-20 10:41:15,831 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 646 653) the Hoare annotation is: true [2020-07-20 10:41:15,831 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 646 653) no Hoare annotation was computed. [2020-07-20 10:41:15,831 INFO L264 CegarLoopResult]: At program point L737(line 737) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,831 INFO L268 CegarLoopResult]: For program point L735(lines 735 743) no Hoare annotation was computed. [2020-07-20 10:41:15,831 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 727 751) no Hoare annotation was computed. [2020-07-20 10:41:15,831 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,832 INFO L268 CegarLoopResult]: For program point L733-1(line 733) no Hoare annotation was computed. [2020-07-20 10:41:15,832 INFO L268 CegarLoopResult]: For program point L731(lines 731 748) no Hoare annotation was computed. [2020-07-20 10:41:15,832 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 727 751) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:15,832 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:15,832 INFO L268 CegarLoopResult]: For program point L746-1(lines 727 751) no Hoare annotation was computed. [2020-07-20 10:41:15,832 INFO L264 CegarLoopResult]: At program point L741(line 741) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:15,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:41:15 BoogieIcfgContainer [2020-07-20 10:41:15,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:41:15,876 INFO L168 Benchmark]: Toolchain (without parser) took 6036.72 ms. Allocated memory was 137.4 MB in the beginning and 288.9 MB in the end (delta: 151.5 MB). Free memory was 101.3 MB in the beginning and 161.3 MB in the end (delta: -60.0 MB). Peak memory consumption was 124.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:15,880 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory is still 120.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 10:41:15,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.28 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 172.7 MB in the end (delta: -71.9 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:15,882 INFO L168 Benchmark]: Boogie Preprocessor took 121.77 ms. Allocated memory is still 202.4 MB. Free memory was 172.7 MB in the beginning and 168.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:15,887 INFO L168 Benchmark]: RCFGBuilder took 1224.29 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 168.2 MB in the beginning and 197.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:15,888 INFO L168 Benchmark]: TraceAbstraction took 4077.68 ms. Allocated memory was 233.8 MB in the beginning and 288.9 MB in the end (delta: 55.1 MB). Free memory was 197.4 MB in the beginning and 161.3 MB in the end (delta: 36.1 MB). Peak memory consumption was 124.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:15,897 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory is still 120.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 607.28 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 172.7 MB in the end (delta: -71.9 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.77 ms. Allocated memory is still 202.4 MB. Free memory was 172.7 MB in the beginning and 168.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.29 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 168.2 MB in the beginning and 197.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4077.68 ms. Allocated memory was 233.8 MB in the beginning and 288.9 MB in the end (delta: 55.1 MB). Free memory was 197.4 MB in the beginning and 161.3 MB in the end (delta: 36.1 MB). Peak memory consumption was 124.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 650]: 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: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= systemActive) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || ((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0) - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 229 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 670 SDtfs, 276 SDslu, 431 SDs, 0 SdLazy, 61 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 347 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=199occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 273 PreInvPairs, 281 NumberOfFragments, 611 HoareAnnotationTreeSize, 273 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 58 FomulaSimplificationsInter, 302 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 344 ConstructedInterpolants, 0 QuantifiedInterpolants, 41162 SizeOfPredicates, 7 NumberOfNonLiveVariables, 3556 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 39/39 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...