/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_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:27,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:27,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:27,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:27,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:27,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:27,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:27,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:27,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:27,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:27,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:27,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:27,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:27,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:27,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:27,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:27,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:27,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:27,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:27,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:27,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:27,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:27,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:27,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:27,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:27,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:27,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:27,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:27,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:27,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:27,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:27,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:27,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:27,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:27,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:27,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:27,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:27,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:27,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:27,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:27,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:27,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:27,565 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:27,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:27,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:27,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:27,567 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:27,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:27,568 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:27,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:27,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:27,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:27,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:27,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:27,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:27,569 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:27,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:27,570 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:27,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:27,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:27,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:27,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:27,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:27,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:27,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:27,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:27,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:27,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:27,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:27,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:27,572 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 [2020-07-21 10:38:27,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:27,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:27,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:27,913 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:27,913 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:27,915 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-07-21 10:38:27,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d1cf863/1c3a5286e46149c2baf00547d0a96b40/FLAGc78a01751 [2020-07-21 10:38:28,570 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:28,571 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-07-21 10:38:28,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d1cf863/1c3a5286e46149c2baf00547d0a96b40/FLAGc78a01751 [2020-07-21 10:38:28,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d1cf863/1c3a5286e46149c2baf00547d0a96b40 [2020-07-21 10:38:28,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:28,845 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:28,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:28,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:28,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:28,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:28" (1/1) ... [2020-07-21 10:38:28,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e98d2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:28, skipping insertion in model container [2020-07-21 10:38:28,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:28" (1/1) ... [2020-07-21 10:38:28,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:28,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:29,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:29,401 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:29,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:29,510 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:29,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29 WrapperNode [2020-07-21 10:38:29,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:29,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:29,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:29,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:29,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... [2020-07-21 10:38:29,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:29,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:29,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:29,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:29,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:29,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:29,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:29,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:38:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:30,706 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:30,707 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:30,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:30 BoogieIcfgContainer [2020-07-21 10:38:30,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:30,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:30,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:30,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:30,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:28" (1/3) ... [2020-07-21 10:38:30,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1262656c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:30, skipping insertion in model container [2020-07-21 10:38:30,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:29" (2/3) ... [2020-07-21 10:38:30,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1262656c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:30, skipping insertion in model container [2020-07-21 10:38:30,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:30" (3/3) ... [2020-07-21 10:38:30,724 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2020-07-21 10:38:30,735 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:30,746 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:30,761 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:30,791 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:30,792 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:30,792 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:30,792 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:30,792 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:30,792 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:30,793 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:30,793 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:30,814 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-21 10:38:30,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:30,825 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:30,826 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:30,826 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:30,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:30,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1637188634, now seen corresponding path program 1 times [2020-07-21 10:38:30,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:30,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2051936970] [2020-07-21 10:38:30,843 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 [2020-07-21 10:38:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:31,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:31,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:31,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:31,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2051936970] [2020-07-21 10:38:31,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:31,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:31,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411573425] [2020-07-21 10:38:31,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:31,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:31,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:31,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:31,202 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-21 10:38:31,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:31,245 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2020-07-21 10:38:31,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:31,246 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:31,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:31,261 INFO L225 Difference]: With dead ends: 244 [2020-07-21 10:38:31,261 INFO L226 Difference]: Without dead ends: 124 [2020-07-21 10:38:31,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:31,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-21 10:38:31,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-21 10:38:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-21 10:38:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-07-21 10:38:31,385 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-07-21 10:38:31,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:31,386 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-07-21 10:38:31,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-07-21 10:38:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:31,396 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:31,396 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:31,609 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:31,610 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:31,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:31,610 INFO L82 PathProgramCache]: Analyzing trace with hash -2107272598, now seen corresponding path program 1 times [2020-07-21 10:38:31,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:31,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2041806332] [2020-07-21 10:38:31,611 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 [2020-07-21 10:38:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:31,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:31,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:31,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:31,883 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:31,883 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2041806332] [2020-07-21 10:38:31,884 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:31,884 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:31,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291238847] [2020-07-21 10:38:31,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:31,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:31,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:31,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:31,887 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 3 states. [2020-07-21 10:38:31,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:31,909 INFO L93 Difference]: Finished difference Result 183 states and 213 transitions. [2020-07-21 10:38:31,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:31,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:31,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:31,912 INFO L225 Difference]: With dead ends: 183 [2020-07-21 10:38:31,912 INFO L226 Difference]: Without dead ends: 115 [2020-07-21 10:38:31,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:31,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-21 10:38:31,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-21 10:38:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-21 10:38:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-07-21 10:38:31,927 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-07-21 10:38:31,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:31,927 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-07-21 10:38:31,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-07-21 10:38:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:31,930 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:31,930 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:32,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:32,146 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:32,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:32,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1686422398, now seen corresponding path program 1 times [2020-07-21 10:38:32,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:32,148 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1520777374] [2020-07-21 10:38:32,149 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 [2020-07-21 10:38:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:32,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:32,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:32,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:32,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1520777374] [2020-07-21 10:38:32,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:32,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:32,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635373403] [2020-07-21 10:38:32,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:32,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:32,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:32,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:32,408 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 3 states. [2020-07-21 10:38:32,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:32,448 INFO L93 Difference]: Finished difference Result 285 states and 342 transitions. [2020-07-21 10:38:32,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:32,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:32,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:32,453 INFO L225 Difference]: With dead ends: 285 [2020-07-21 10:38:32,453 INFO L226 Difference]: Without dead ends: 198 [2020-07-21 10:38:32,454 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:32,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-07-21 10:38:32,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 192. [2020-07-21 10:38:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-07-21 10:38:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 229 transitions. [2020-07-21 10:38:32,480 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 229 transitions. Word has length 65 [2020-07-21 10:38:32,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:32,481 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 229 transitions. [2020-07-21 10:38:32,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:32,481 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 229 transitions. [2020-07-21 10:38:32,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 10:38:32,484 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:32,484 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:32,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:32,700 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:32,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:32,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1166460521, now seen corresponding path program 1 times [2020-07-21 10:38:32,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:32,701 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1896161755] [2020-07-21 10:38:32,702 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 [2020-07-21 10:38:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:32,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:32,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:32,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:32,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1896161755] [2020-07-21 10:38:32,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:32,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:32,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993819231] [2020-07-21 10:38:32,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:32,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:32,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:32,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:32,962 INFO L87 Difference]: Start difference. First operand 192 states and 229 transitions. Second operand 6 states. [2020-07-21 10:38:33,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:33,236 INFO L93 Difference]: Finished difference Result 309 states and 380 transitions. [2020-07-21 10:38:33,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:33,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 10:38:33,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:33,237 INFO L225 Difference]: With dead ends: 309 [2020-07-21 10:38:33,238 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:33,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:33,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:33,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:33,250 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 10:38:33,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:33,250 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:33,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:33,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:33,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:34,148 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:38:34,149 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:38:34,149 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 10:38:34,149 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 10:38:34,149 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:38:34,150 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:38:34,151 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:38:34,151 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 10:38:34,151 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:38:34,151 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 10:38:34,151 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:38:34,152 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 10:38:34,152 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 574 580) the Hoare annotation is: true [2020-07-21 10:38:34,152 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 574 580) no Hoare annotation was computed. [2020-07-21 10:38:34,152 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:38:34,152 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 581 589) the Hoare annotation is: true [2020-07-21 10:38:34,152 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:38:34,153 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 505 512) the Hoare annotation is: true [2020-07-21 10:38:34,153 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 505 512) no Hoare annotation was computed. [2020-07-21 10:38:34,153 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 505 512) no Hoare annotation was computed. [2020-07-21 10:38:34,153 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 513 522) the Hoare annotation is: true [2020-07-21 10:38:34,153 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 513 522) no Hoare annotation was computed. [2020-07-21 10:38:34,155 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 513 522) no Hoare annotation was computed. [2020-07-21 10:38:34,155 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-07-21 10:38:34,155 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,155 INFO L268 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-07-21 10:38:34,155 INFO L268 CegarLoopResult]: For program point L535(lines 535 545) no Hoare annotation was computed. [2020-07-21 10:38:34,155 INFO L271 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: true [2020-07-21 10:38:34,156 INFO L268 CegarLoopResult]: For program point L533-1(line 533) no Hoare annotation was computed. [2020-07-21 10:38:34,156 INFO L268 CegarLoopResult]: For program point L531(lines 531 548) no Hoare annotation was computed. [2020-07-21 10:38:34,156 INFO L268 CegarLoopResult]: For program point L531-1(lines 523 551) no Hoare annotation was computed. [2020-07-21 10:38:34,156 INFO L271 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: true [2020-07-21 10:38:34,156 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 523 551) the Hoare annotation is: true [2020-07-21 10:38:34,157 INFO L268 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-07-21 10:38:34,157 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 523 551) no Hoare annotation was computed. [2020-07-21 10:38:34,157 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,158 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-07-21 10:38:34,159 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,159 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,159 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-07-21 10:38:34,159 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-07-21 10:38:34,159 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-07-21 10:38:34,160 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-07-21 10:38:34,160 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,160 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,160 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:34,161 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-07-21 10:38:34,162 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-07-21 10:38:34,163 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-07-21 10:38:34,163 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 927 941) no Hoare annotation was computed. [2020-07-21 10:38:34,163 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 927 941) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 10:38:34,163 INFO L264 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:34,163 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 927 941) no Hoare annotation was computed. [2020-07-21 10:38:34,163 INFO L268 CegarLoopResult]: For program point L931(lines 931 937) no Hoare annotation was computed. [2020-07-21 10:38:34,163 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 863 871) no Hoare annotation was computed. [2020-07-21 10:38:34,164 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 863 871) the Hoare annotation is: true [2020-07-21 10:38:34,164 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 863 871) no Hoare annotation was computed. [2020-07-21 10:38:34,164 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 908 926) the Hoare annotation is: true [2020-07-21 10:38:34,164 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 908 926) no Hoare annotation was computed. [2020-07-21 10:38:34,164 INFO L268 CegarLoopResult]: For program point L917(lines 917 921) no Hoare annotation was computed. [2020-07-21 10:38:34,164 INFO L271 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: true [2020-07-21 10:38:34,164 INFO L268 CegarLoopResult]: For program point L917-2(lines 917 921) no Hoare annotation was computed. [2020-07-21 10:38:34,164 INFO L268 CegarLoopResult]: For program point L915-1(line 915) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 908 926) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point L891(lines 891 899) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point L891-2(lines 891 899) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point L879(lines 879 887) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 872 907) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 887) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 872 907) no Hoare annotation was computed. [2020-07-21 10:38:34,165 INFO L268 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-07-21 10:38:34,166 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-07-21 10:38:34,166 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 872 907) no Hoare annotation was computed. [2020-07-21 10:38:34,168 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 567 573) no Hoare annotation was computed. [2020-07-21 10:38:34,168 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 567 573) the Hoare annotation is: true [2020-07-21 10:38:34,168 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:38:34,168 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:38:34,168 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:38:34,169 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,169 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 852 862) no Hoare annotation was computed. [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 852 862) no Hoare annotation was computed. [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-07-21 10:38:34,170 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-07-21 10:38:34,172 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 852 862) no Hoare annotation was computed. [2020-07-21 10:38:34,172 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 844 851) the Hoare annotation is: true [2020-07-21 10:38:34,173 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 844 851) no Hoare annotation was computed. [2020-07-21 10:38:34,173 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 844 851) no Hoare annotation was computed. [2020-07-21 10:38:34,173 INFO L264 CegarLoopResult]: At program point L830(line 830) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,173 INFO L268 CegarLoopResult]: For program point L830-1(lines 811 835) no Hoare annotation was computed. [2020-07-21 10:38:34,174 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:34,174 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 811 835) no Hoare annotation was computed. [2020-07-21 10:38:34,174 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:34,174 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 811 835) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,174 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-07-21 10:38:34,174 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:34,174 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-07-21 10:38:34,174 INFO L268 CegarLoopResult]: For program point L815(lines 815 832) no Hoare annotation was computed. [2020-07-21 10:38:34,175 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 803 809) no Hoare annotation was computed. [2020-07-21 10:38:34,175 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 803 809) the Hoare annotation is: true [2020-07-21 10:38:34,175 INFO L264 CegarLoopResult]: At program point testENTRY(lines 702 769) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,175 INFO L264 CegarLoopResult]: At program point L762(lines 711 763) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,175 INFO L268 CegarLoopResult]: For program point testFINAL(lines 702 769) no Hoare annotation was computed. [2020-07-21 10:38:34,175 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,175 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-07-21 10:38:34,176 INFO L264 CegarLoopResult]: At program point L750-1(lines 742 757) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,176 INFO L268 CegarLoopResult]: For program point L713(lines 712 761) no Hoare annotation was computed. [2020-07-21 10:38:34,176 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,176 INFO L268 CegarLoopResult]: For program point L742(lines 742 757) no Hoare annotation was computed. [2020-07-21 10:38:34,176 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,176 INFO L268 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-07-21 10:38:34,176 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 738) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L264 CegarLoopResult]: At program point L759(lines 712 761) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,177 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point testEXIT(lines 702 769) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:38:34,177 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-07-21 10:38:34,178 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:38:34,179 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 10:38:34,180 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:38:34,180 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 10:38:34,180 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:38:34,180 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 557 566) no Hoare annotation was computed. [2020-07-21 10:38:34,181 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 557 566) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 557 566) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 836 843) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 836 843) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 836 843) no Hoare annotation was computed. [2020-07-21 10:38:34,182 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 483 491) the Hoare annotation is: true [2020-07-21 10:38:34,182 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: true [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-07-21 10:38:34,183 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 451 459) no Hoare annotation was computed. [2020-07-21 10:38:34,184 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-07-21 10:38:34,184 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-07-21 10:38:34,184 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,185 INFO L264 CegarLoopResult]: At program point L790(lines 790 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,185 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:34,185 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 776 802) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:34,185 INFO L268 CegarLoopResult]: For program point L783(lines 779 801) no Hoare annotation was computed. [2020-07-21 10:38:34,185 INFO L268 CegarLoopResult]: For program point L781(lines 779 801) no Hoare annotation was computed. [2020-07-21 10:38:34,185 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 776 802) no Hoare annotation was computed. [2020-07-21 10:38:34,185 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 776 802) no Hoare annotation was computed. [2020-07-21 10:38:34,186 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-07-21 10:38:34,186 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-07-21 10:38:34,186 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-07-21 10:38:34,186 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-07-21 10:38:34,187 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-07-21 10:38:34,187 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-07-21 10:38:34,187 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-07-21 10:38:34,187 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-07-21 10:38:34,187 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-21 10:38:34,188 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-07-21 10:38:34,188 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2020-07-21 10:38:34,188 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-07-21 10:38:34,188 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-07-21 10:38:34,188 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-07-21 10:38:34,188 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-07-21 10:38:34,192 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,193 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:34,193 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:34,193 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:34,193 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 942 949) no Hoare annotation was computed. [2020-07-21 10:38:34,193 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 942 949) the Hoare annotation is: true [2020-07-21 10:38:34,193 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 942 949) no Hoare annotation was computed. [2020-07-21 10:38:34,193 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-07-21 10:38:34,193 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-07-21 10:38:34,194 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: true [2020-07-21 10:38:34,194 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-07-21 10:38:34,194 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-07-21 10:38:34,194 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-07-21 10:38:34,194 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-07-21 10:38:34,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:34 BoogieIcfgContainer [2020-07-21 10:38:34,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:34,217 INFO L168 Benchmark]: Toolchain (without parser) took 5371.51 ms. Allocated memory was 142.6 MB in the beginning and 254.8 MB in the end (delta: 112.2 MB). Free memory was 97.7 MB in the beginning and 123.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,218 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 142.6 MB. Free memory was 117.5 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.15 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 97.3 MB in the beginning and 168.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,220 INFO L168 Benchmark]: Boogie Preprocessor took 91.18 ms. Allocated memory is still 200.8 MB. Free memory was 168.7 MB in the beginning and 164.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,221 INFO L168 Benchmark]: RCFGBuilder took 1112.39 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 164.4 MB in the beginning and 194.9 MB in the end (delta: -30.5 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,222 INFO L168 Benchmark]: TraceAbstraction took 3497.04 ms. Allocated memory was 228.6 MB in the beginning and 254.8 MB in the end (delta: 26.2 MB). Free memory was 193.5 MB in the beginning and 123.9 MB in the end (delta: 69.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:34,226 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 142.6 MB. Free memory was 117.5 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.15 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 97.3 MB in the beginning and 168.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.18 ms. Allocated memory is still 200.8 MB. Free memory was 168.7 MB in the beginning and 164.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1112.39 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 164.4 MB in the beginning and 194.9 MB in the end (delta: -30.5 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3497.04 ms. Allocated memory was 228.6 MB in the beginning and 254.8 MB in the end (delta: 26.2 MB). Free memory was 193.5 MB in the beginning and 123.9 MB in the end (delta: 69.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 550 SDtfs, 177 SDslu, 450 SDs, 0 SdLazy, 67 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=3, 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, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 238 PreInvPairs, 254 NumberOfFragments, 369 HoareAnnotationTreeSize, 238 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 57 FomulaSimplificationsInter, 447 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2861 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...