java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:39:48,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:39:48,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:39:48,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:39:48,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:39:48,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:39:48,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:39:48,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:39:48,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:39:48,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:39:48,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:39:48,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:39:48,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:39:48,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:39:48,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:39:48,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:39:48,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:39:48,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:39:48,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:39:48,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:39:48,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:39:48,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:39:48,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:39:48,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:39:48,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:39:48,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:39:48,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:39:48,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:39:48,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:39:48,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:39:48,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:39:48,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:39:48,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:39:48,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:39:48,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:39:48,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:39:48,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:39:48,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:39:48,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:39:48,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:39:48,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:39:48,610 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 [2019-10-14 23:39:48,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:39:48,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:39:48,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:39:48,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:39:48,633 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:39:48,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:39:48,633 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:39:48,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:39:48,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:39:48,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:39:48,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:39:48,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:39:48,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:39:48,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:39:48,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:39:48,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:39:48,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:39:48,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:39:48,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:39:48,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:39:48,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:39:48,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:39:48,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:39:48,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:39:48,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:39:48,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:39:48,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:39:48,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:39:48,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:39:48,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:39:48,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:39:48,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:39:48,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:39:48,937 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:39:48,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-10-14 23:39:49,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b78cb0e0d/d5681211ff104992b56007876b6e1f60/FLAG8c7d58bf0 [2019-10-14 23:39:49,554 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:39:49,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-10-14 23:39:49,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b78cb0e0d/d5681211ff104992b56007876b6e1f60/FLAG8c7d58bf0 [2019-10-14 23:39:49,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b78cb0e0d/d5681211ff104992b56007876b6e1f60 [2019-10-14 23:39:49,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:39:49,871 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:39:49,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:39:49,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:39:49,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:39:49,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:39:49" (1/1) ... [2019-10-14 23:39:49,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e60383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:49, skipping insertion in model container [2019-10-14 23:39:49,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:39:49" (1/1) ... [2019-10-14 23:39:49,885 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:39:49,945 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:39:50,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:39:50,448 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:39:50,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:39:50,565 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:39:50,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50 WrapperNode [2019-10-14 23:39:50,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:39:50,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:39:50,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:39:50,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:39:50,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (1/1) ... [2019-10-14 23:39:50,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:39:50,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:39:50,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:39:50,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:39:50,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (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 [2019-10-14 23:39:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:39:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:39:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:39:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:39:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:39:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:39:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:39:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:39:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:39:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:39:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:39:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:39:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:39:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:39:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:39:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 23:39:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:39:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-14 23:39:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:39:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:39:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:39:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:39:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:39:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 23:39:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:39:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:39:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:39:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:39:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:39:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:39:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:39:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:39:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:39:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:39:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:39:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:39:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:39:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:39:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:39:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:39:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:39:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:39:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:39:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:39:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 23:39:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:39:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-14 23:39:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:39:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:39:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:39:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:39:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:39:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:39:51,880 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:39:51,880 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:39:51,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:39:51 BoogieIcfgContainer [2019-10-14 23:39:51,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:39:51,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:39:51,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:39:51,887 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:39:51,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:39:49" (1/3) ... [2019-10-14 23:39:51,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b91a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:39:51, skipping insertion in model container [2019-10-14 23:39:51,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:39:50" (2/3) ... [2019-10-14 23:39:51,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b91a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:39:51, skipping insertion in model container [2019-10-14 23:39:51,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:39:51" (3/3) ... [2019-10-14 23:39:51,891 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2019-10-14 23:39:51,901 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:39:51,910 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:39:51,922 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:39:51,950 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:39:51,951 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:39:51,951 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:39:51,951 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:39:51,951 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:39:51,951 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:39:51,951 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:39:51,952 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:39:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2019-10-14 23:39:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-14 23:39:51,986 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:39:51,987 INFO L380 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] [2019-10-14 23:39:51,989 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:39:51,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:39:51,994 INFO L82 PathProgramCache]: Analyzing trace with hash -2139894153, now seen corresponding path program 1 times [2019-10-14 23:39:52,004 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:39:52,004 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665234921] [2019-10-14 23:39:52,004 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:52,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:52,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:39:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,715 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:39:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:39:52,859 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665234921] [2019-10-14 23:39:52,860 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:39:52,861 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:39:52,870 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713123857] [2019-10-14 23:39:52,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:39:52,878 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:39:52,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:39:52,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:39:52,896 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 4 states. [2019-10-14 23:39:53,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:39:53,935 INFO L93 Difference]: Finished difference Result 264 states and 343 transitions. [2019-10-14 23:39:53,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:39:53,937 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2019-10-14 23:39:53,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:39:53,952 INFO L225 Difference]: With dead ends: 264 [2019-10-14 23:39:53,952 INFO L226 Difference]: Without dead ends: 147 [2019-10-14 23:39:53,957 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:39:53,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-10-14 23:39:54,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 118. [2019-10-14 23:39:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-10-14 23:39:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2019-10-14 23:39:54,043 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 59 [2019-10-14 23:39:54,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:39:54,043 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2019-10-14 23:39:54,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:39:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2019-10-14 23:39:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-14 23:39:54,048 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:39:54,048 INFO L380 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] [2019-10-14 23:39:54,048 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:39:54,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:39:54,049 INFO L82 PathProgramCache]: Analyzing trace with hash -445963551, now seen corresponding path program 1 times [2019-10-14 23:39:54,049 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:39:54,049 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699844813] [2019-10-14 23:39:54,049 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:54,049 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:54,050 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:39:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,537 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:39:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:39:54,662 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699844813] [2019-10-14 23:39:54,662 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:39:54,663 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:39:54,663 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091606836] [2019-10-14 23:39:54,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:39:54,665 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:39:54,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:39:54,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:39:54,666 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 9 states. [2019-10-14 23:39:55,148 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:39:55,475 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:39:55,799 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:39:56,059 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:39:57,167 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:39:58,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:39:58,552 INFO L93 Difference]: Finished difference Result 405 states and 512 transitions. [2019-10-14 23:39:58,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-14 23:39:58,557 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2019-10-14 23:39:58,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:39:58,563 INFO L225 Difference]: With dead ends: 405 [2019-10-14 23:39:58,563 INFO L226 Difference]: Without dead ends: 315 [2019-10-14 23:39:58,565 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2019-10-14 23:39:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-10-14 23:39:58,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 265. [2019-10-14 23:39:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2019-10-14 23:39:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 326 transitions. [2019-10-14 23:39:58,650 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 326 transitions. Word has length 64 [2019-10-14 23:39:58,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:39:58,650 INFO L462 AbstractCegarLoop]: Abstraction has 265 states and 326 transitions. [2019-10-14 23:39:58,650 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:39:58,651 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 326 transitions. [2019-10-14 23:39:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-14 23:39:58,663 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:39:58,663 INFO L380 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] [2019-10-14 23:39:58,664 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:39:58,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:39:58,664 INFO L82 PathProgramCache]: Analyzing trace with hash 835737799, now seen corresponding path program 1 times [2019-10-14 23:39:58,664 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:39:58,664 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430231483] [2019-10-14 23:39:58,665 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:58,665 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:39:58,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:39:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,014 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:39:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:39:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:39:59,096 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430231483] [2019-10-14 23:39:59,097 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:39:59,097 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 23:39:59,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834239193] [2019-10-14 23:39:59,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 23:39:59,098 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:39:59,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 23:39:59,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:39:59,099 INFO L87 Difference]: Start difference. First operand 265 states and 326 transitions. Second operand 6 states. [2019-10-14 23:39:59,612 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:40:00,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:00,525 INFO L93 Difference]: Finished difference Result 493 states and 643 transitions. [2019-10-14 23:40:00,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-14 23:40:00,526 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2019-10-14 23:40:00,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:00,530 INFO L225 Difference]: With dead ends: 493 [2019-10-14 23:40:00,531 INFO L226 Difference]: Without dead ends: 325 [2019-10-14 23:40:00,533 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:40:00,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2019-10-14 23:40:00,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 238. [2019-10-14 23:40:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2019-10-14 23:40:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 288 transitions. [2019-10-14 23:40:00,595 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 288 transitions. Word has length 68 [2019-10-14 23:40:00,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:00,596 INFO L462 AbstractCegarLoop]: Abstraction has 238 states and 288 transitions. [2019-10-14 23:40:00,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-14 23:40:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 288 transitions. [2019-10-14 23:40:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-14 23:40:00,598 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:00,598 INFO L380 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] [2019-10-14 23:40:00,598 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:00,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:00,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1586718875, now seen corresponding path program 1 times [2019-10-14 23:40:00,599 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:00,599 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664858625] [2019-10-14 23:40:00,599 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:00,599 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:00,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,920 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 23:40:01,009 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664858625] [2019-10-14 23:40:01,009 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:01,009 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:40:01,010 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261526856] [2019-10-14 23:40:01,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:40:01,010 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:01,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:40:01,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:40:01,011 INFO L87 Difference]: Start difference. First operand 238 states and 288 transitions. Second operand 9 states. [2019-10-14 23:40:01,500 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:40:02,199 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:02,854 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:03,143 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:03,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:03,317 INFO L93 Difference]: Finished difference Result 426 states and 550 transitions. [2019-10-14 23:40:03,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-14 23:40:03,318 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2019-10-14 23:40:03,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:03,319 INFO L225 Difference]: With dead ends: 426 [2019-10-14 23:40:03,319 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:40:03,322 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2019-10-14 23:40:03,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:40:03,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:40:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:40:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:40:03,322 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-10-14 23:40:03,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:03,323 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:40:03,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:40:03,323 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:40:03,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:40:03,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:40:04,781 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2019-10-14 23:40:04,933 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:05,108 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:05,286 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2019-10-14 23:40:05,449 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:05,681 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:05,851 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2019-10-14 23:40:06,157 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2019-10-14 23:40:06,312 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2019-10-14 23:40:06,617 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2019-10-14 23:40:06,798 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2019-10-14 23:40:07,078 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2019-10-14 23:40:07,393 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2019-10-14 23:40:07,546 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2019-10-14 23:40:07,750 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:07,927 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:08,080 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:08,233 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2019-10-14 23:40:08,394 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:08,701 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2019-10-14 23:40:08,878 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2019-10-14 23:40:09,063 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2019-10-14 23:40:09,387 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2019-10-14 23:40:09,411 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L245(lines 222 246) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-10-14 23:40:09,412 INFO L443 ceAbstractionStarter]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point L281(line 281) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point L306(lines 279 307) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-14 23:40:09,413 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2019-10-14 23:40:09,414 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 774 780) the Hoare annotation is: true [2019-10-14 23:40:09,414 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 774 780) no Hoare annotation was computed. [2019-10-14 23:40:09,414 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 781 789) no Hoare annotation was computed. [2019-10-14 23:40:09,414 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 781 789) the Hoare annotation is: true [2019-10-14 23:40:09,414 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 781 789) no Hoare annotation was computed. [2019-10-14 23:40:09,414 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 882 889) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= ~systemActive~0 1))) [2019-10-14 23:40:09,414 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 882 889) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 882 889) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 890 899) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2019-10-14 23:40:09,415 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 890 899) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 890 899) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L439 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-14 23:40:09,415 INFO L443 ceAbstractionStarter]: For program point L913(lines 913 919) no Hoare annotation was computed. [2019-10-14 23:40:09,415 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 900 928) the Hoare annotation is: true [2019-10-14 23:40:09,416 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 922) no Hoare annotation was computed. [2019-10-14 23:40:09,416 INFO L446 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: true [2019-10-14 23:40:09,416 INFO L443 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2019-10-14 23:40:09,416 INFO L443 ceAbstractionStarter]: For program point L908(lines 908 925) no Hoare annotation was computed. [2019-10-14 23:40:09,416 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 900 928) no Hoare annotation was computed. [2019-10-14 23:40:09,416 INFO L443 ceAbstractionStarter]: For program point L908-1(lines 900 928) no Hoare annotation was computed. [2019-10-14 23:40:09,417 INFO L446 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: true [2019-10-14 23:40:09,422 INFO L443 ceAbstractionStarter]: For program point L906-1(line 906) no Hoare annotation was computed. [2019-10-14 23:40:09,422 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,422 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,423 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,423 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,423 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-10-14 23:40:09,423 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-10-14 23:40:09,423 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,423 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,423 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-10-14 23:40:09,424 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-10-14 23:40:09,424 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-14 23:40:09,424 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:40:09,424 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-14 23:40:09,426 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:40:09,426 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-14 23:40:09,427 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 551 557) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 551 557) the Hoare annotation is: true [2019-10-14 23:40:09,428 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 673 687) no Hoare annotation was computed. [2019-10-14 23:40:09,428 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-14 23:40:09,429 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 673 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 673 687) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 584 591) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 584 591) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 584 591) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 628 636) no Hoare annotation was computed. [2019-10-14 23:40:09,429 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 628 636) the Hoare annotation is: true [2019-10-14 23:40:09,429 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 628 636) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point L667(line 667) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point L667-1(line 667) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 664) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 637 672) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 637 672) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 652) no Hoare annotation was computed. [2019-10-14 23:40:09,430 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 637 672) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point L644-2(lines 644 652) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 767 773) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 767 773) the Hoare annotation is: true [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point L479(lines 479 499) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2019-10-14 23:40:09,431 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L443 ceAbstractionStarter]: For program point L485(lines 485 492) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-14 23:40:09,432 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,432 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-10-14 23:40:09,432 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 617 627) the Hoare annotation is: true [2019-10-14 23:40:09,433 INFO L446 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: true [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point L622-1(line 622) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 617 627) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 617 627) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 609 616) the Hoare annotation is: true [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 609 616) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 609 616) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L443 ceAbstractionStarter]: For program point L578-1(lines 559 583) no Hoare annotation was computed. [2019-10-14 23:40:09,433 INFO L439 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-14 23:40:09,434 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-14 23:40:09,434 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 575) no Hoare annotation was computed. [2019-10-14 23:40:09,434 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 559 583) no Hoare annotation was computed. [2019-10-14 23:40:09,434 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-14 23:40:09,434 INFO L443 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2019-10-14 23:40:09,434 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 559 583) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-14 23:40:09,434 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 580) no Hoare annotation was computed. [2019-10-14 23:40:09,434 INFO L439 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-14 23:40:09,435 INFO L439 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,435 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 689 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,435 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 741) no Hoare annotation was computed. [2019-10-14 23:40:09,435 INFO L439 ceAbstractionStarter]: At program point L735-1(lines 729 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,435 INFO L443 ceAbstractionStarter]: For program point L700(lines 699 746) no Hoare annotation was computed. [2019-10-14 23:40:09,435 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 742) no Hoare annotation was computed. [2019-10-14 23:40:09,435 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 689 754) no Hoare annotation was computed. [2019-10-14 23:40:09,435 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,436 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-10-14 23:40:09,436 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2019-10-14 23:40:09,436 INFO L439 ceAbstractionStarter]: At program point L744(lines 699 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,436 INFO L439 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,436 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 715) no Hoare annotation was computed. [2019-10-14 23:40:09,436 INFO L443 ceAbstractionStarter]: For program point L709-1(lines 709 715) no Hoare annotation was computed. [2019-10-14 23:40:09,436 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 705) no Hoare annotation was computed. [2019-10-14 23:40:09,436 INFO L439 ceAbstractionStarter]: At program point L747(lines 698 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 689 754) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 446) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point L433(lines 433 453) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point L847(lines 847 855) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2019-10-14 23:40:09,437 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 839 861) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 839 861) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 839 861) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 361) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 412) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L366(lines 365 385) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2019-10-14 23:40:09,438 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 403) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 344) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 415) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point L386(lines 364 387) no Hoare annotation was computed. [2019-10-14 23:40:09,439 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 757 766) no Hoare annotation was computed. [2019-10-14 23:40:09,440 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 757 766) no Hoare annotation was computed. [2019-10-14 23:40:09,440 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 757 766) no Hoare annotation was computed. [2019-10-14 23:40:09,440 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,440 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-10-14 23:40:09,440 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,441 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 592 608) no Hoare annotation was computed. [2019-10-14 23:40:09,441 INFO L443 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2019-10-14 23:40:09,441 INFO L443 ceAbstractionStarter]: For program point L603-1(lines 592 608) no Hoare annotation was computed. [2019-10-14 23:40:09,441 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 592 608) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 605) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point L597-1(line 597) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 862 870) the Hoare annotation is: true [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 862 870) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 862 870) no Hoare annotation was computed. [2019-10-14 23:40:09,442 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 818 829) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) [2019-10-14 23:40:09,442 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 818 829) no Hoare annotation was computed. [2019-10-14 23:40:09,443 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 818 829) no Hoare annotation was computed. [2019-10-14 23:40:09,443 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,443 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,443 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,443 INFO L439 ceAbstractionStarter]: At program point L540(line 540) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|))) [2019-10-14 23:40:09,443 INFO L439 ceAbstractionStarter]: At program point L538(lines 538 544) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|))) [2019-10-14 23:40:09,443 INFO L439 ceAbstractionStarter]: At program point L533(line 533) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point L531(lines 527 549) no Hoare annotation was computed. [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point L529(lines 527 549) no Hoare annotation was computed. [2019-10-14 23:40:09,444 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 524 550) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 524 550) no Hoare annotation was computed. [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 524 550) no Hoare annotation was computed. [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-14 23:40:09,444 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-14 23:40:09,445 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-14 23:40:09,446 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-14 23:40:09,446 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-14 23:40:09,446 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-14 23:40:09,446 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-14 23:40:09,446 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-14 23:40:09,446 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-14 23:40:09,446 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-14 23:40:09,446 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 830 838) the Hoare annotation is: true [2019-10-14 23:40:09,447 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 830 838) no Hoare annotation was computed. [2019-10-14 23:40:09,447 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 830 838) no Hoare annotation was computed. [2019-10-14 23:40:09,448 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 794 805) the Hoare annotation is: true [2019-10-14 23:40:09,448 INFO L443 ceAbstractionStarter]: For program point L798-1(lines 794 805) no Hoare annotation was computed. [2019-10-14 23:40:09,448 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 794 805) no Hoare annotation was computed. [2019-10-14 23:40:09,448 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-14 23:40:09,448 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-14 23:40:09,448 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,448 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-14 23:40:09,449 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:40:09,449 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:09,449 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 806 817) no Hoare annotation was computed. [2019-10-14 23:40:09,449 INFO L443 ceAbstractionStarter]: For program point L810-1(lines 806 817) no Hoare annotation was computed. [2019-10-14 23:40:09,449 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 806 817) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 |old(~waterLevel~0)|)) [2019-10-14 23:40:09,449 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 872 879) no Hoare annotation was computed. [2019-10-14 23:40:09,449 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 872 879) the Hoare annotation is: true [2019-10-14 23:40:09,450 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 876) no Hoare annotation was computed. [2019-10-14 23:40:09,450 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 872 879) no Hoare annotation was computed. [2019-10-14 23:40:09,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:40:09 BoogieIcfgContainer [2019-10-14 23:40:09,475 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:40:09,477 INFO L168 Benchmark]: Toolchain (without parser) took 19606.03 ms. Allocated memory was 137.4 MB in the beginning and 566.8 MB in the end (delta: 429.4 MB). Free memory was 100.6 MB in the beginning and 382.7 MB in the end (delta: -282.2 MB). Peak memory consumption was 407.2 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,478 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.57 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.4 MB in the beginning and 168.8 MB in the end (delta: -68.5 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,489 INFO L168 Benchmark]: Boogie Preprocessor took 107.71 ms. Allocated memory is still 201.3 MB. Free memory was 168.8 MB in the beginning and 164.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,489 INFO L168 Benchmark]: RCFGBuilder took 1208.07 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.1 MB in the beginning and 196.9 MB in the end (delta: -32.8 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,490 INFO L168 Benchmark]: TraceAbstraction took 17591.06 ms. Allocated memory was 232.8 MB in the beginning and 566.8 MB in the end (delta: 334.0 MB). Free memory was 196.9 MB in the beginning and 382.7 MB in the end (delta: -185.8 MB). Peak memory consumption was 408.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:09,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.57 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.4 MB in the beginning and 168.8 MB in the end (delta: -68.5 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.71 ms. Allocated memory is still 201.3 MB. Free memory was 168.8 MB in the beginning and 164.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1208.07 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.1 MB in the beginning and 196.9 MB in the end (delta: -32.8 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17591.06 ms. Allocated memory was 232.8 MB in the beginning and 566.8 MB in the end (delta: 334.0 MB). Free memory was 196.9 MB in the beginning and 382.7 MB in the end (delta: -185.8 MB). Peak memory consumption was 408.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 876]: 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: 699]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 17.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.0s, HoareTripleCheckerStatistics: 409 SDtfs, 768 SDslu, 427 SDs, 0 SdLazy, 1545 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=265occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 166 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 354 PreInvPairs, 396 NumberOfFragments, 669 HoareAnnotationTreeSize, 354 FomulaSimplifications, 13617 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 9739 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 76486 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...