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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:31,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:31,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:31,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:31,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:31,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:31,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:31,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:31,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:31,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:31,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:31,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:31,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:31,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:31,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:31,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:31,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:31,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:31,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:31,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:31,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:31,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:31,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:31,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:31,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:31,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:31,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:31,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:31,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:31,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:31,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:31,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:31,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:31,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:31,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:31,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:31,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:31,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:31,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:31,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:31,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:31,654 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 [2019-10-15 01:19:31,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:31,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:31,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:31,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:31,678 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:31,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:31,678 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:31,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:31,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:31,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:31,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:31,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:31,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:31,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:31,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:31,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:31,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:31,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:31,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:31,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:31,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:31,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:31,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:31,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:31,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:31,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:31,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:31,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:31,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:31,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:31,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:31,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:31,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:31,984 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:31,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-10-15 01:19:32,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e159855/60674c47a2c34e54b58733c4b8d0f70a/FLAG21fcdd309 [2019-10-15 01:19:32,565 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:32,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-10-15 01:19:32,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e159855/60674c47a2c34e54b58733c4b8d0f70a/FLAG21fcdd309 [2019-10-15 01:19:32,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e159855/60674c47a2c34e54b58733c4b8d0f70a [2019-10-15 01:19:32,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:32,898 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:32,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:32,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:32,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:32,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:32" (1/1) ... [2019-10-15 01:19:32,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:32, skipping insertion in model container [2019-10-15 01:19:32,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:32" (1/1) ... [2019-10-15 01:19:32,915 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:32,970 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:33,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:33,453 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:33,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:33,591 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:33,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33 WrapperNode [2019-10-15 01:19:33,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:33,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:33,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:33,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:33,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (1/1) ... [2019-10-15 01:19:33,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:33,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:33,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:33,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:33,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (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 [2019-10-15 01:19:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:19:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 01:19:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:19:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:19:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 01:19:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:34,927 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:34,929 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:34,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:34 BoogieIcfgContainer [2019-10-15 01:19:34,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:34,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:34,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:34,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:34,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:32" (1/3) ... [2019-10-15 01:19:34,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c38af26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:34, skipping insertion in model container [2019-10-15 01:19:34,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:33" (2/3) ... [2019-10-15 01:19:34,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c38af26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:34, skipping insertion in model container [2019-10-15 01:19:34,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:34" (3/3) ... [2019-10-15 01:19:34,940 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2019-10-15 01:19:34,951 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:34,963 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:34,974 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:35,009 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:35,010 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:35,010 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:35,010 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:35,010 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:35,010 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:35,011 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:35,011 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2019-10-15 01:19:35,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:35,045 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:35,046 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:35,048 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:35,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:35,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times [2019-10-15 01:19:35,064 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:35,064 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892707701] [2019-10-15 01:19:35,065 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,065 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:35,416 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892707701] [2019-10-15 01:19:35,418 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:35,419 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:35,420 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491605841] [2019-10-15 01:19:35,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:35,427 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:35,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:35,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:35,445 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2019-10-15 01:19:35,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:35,515 INFO L93 Difference]: Finished difference Result 212 states and 265 transitions. [2019-10-15 01:19:35,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:35,516 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:35,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:35,528 INFO L225 Difference]: With dead ends: 212 [2019-10-15 01:19:35,528 INFO L226 Difference]: Without dead ends: 108 [2019-10-15 01:19:35,532 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:35,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-15 01:19:35,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2019-10-15 01:19:35,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-15 01:19:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2019-10-15 01:19:35,578 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2019-10-15 01:19:35,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:35,579 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2019-10-15 01:19:35,579 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:35,579 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2019-10-15 01:19:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:35,582 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:35,583 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:35,583 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:35,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:35,583 INFO L82 PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times [2019-10-15 01:19:35,584 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:35,584 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545731515] [2019-10-15 01:19:35,584 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,584 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:35,726 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545731515] [2019-10-15 01:19:35,727 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:35,727 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:35,727 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103845116] [2019-10-15 01:19:35,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:35,730 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:35,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:35,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:35,731 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 3 states. [2019-10-15 01:19:35,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:35,750 INFO L93 Difference]: Finished difference Result 157 states and 183 transitions. [2019-10-15 01:19:35,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:35,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:35,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:35,753 INFO L225 Difference]: With dead ends: 157 [2019-10-15 01:19:35,754 INFO L226 Difference]: Without dead ends: 99 [2019-10-15 01:19:35,755 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:35,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-15 01:19:35,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-15 01:19:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-15 01:19:35,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2019-10-15 01:19:35,774 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2019-10-15 01:19:35,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:35,774 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2019-10-15 01:19:35,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2019-10-15 01:19:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:35,777 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:35,778 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:35,779 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:35,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:35,779 INFO L82 PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times [2019-10-15 01:19:35,779 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:35,780 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218025968] [2019-10-15 01:19:35,780 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,780 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:35,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:35,975 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218025968] [2019-10-15 01:19:35,976 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:35,976 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:35,976 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404243312] [2019-10-15 01:19:35,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:35,977 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:35,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:35,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:35,978 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 7 states. [2019-10-15 01:19:36,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:36,297 INFO L93 Difference]: Finished difference Result 170 states and 201 transitions. [2019-10-15 01:19:36,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:36,297 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-15 01:19:36,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:36,300 INFO L225 Difference]: With dead ends: 170 [2019-10-15 01:19:36,300 INFO L226 Difference]: Without dead ends: 99 [2019-10-15 01:19:36,301 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:36,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-15 01:19:36,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-15 01:19:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-15 01:19:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2019-10-15 01:19:36,329 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2019-10-15 01:19:36,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:36,330 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2019-10-15 01:19:36,330 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2019-10-15 01:19:36,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-15 01:19:36,337 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:36,337 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:36,338 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:36,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:36,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times [2019-10-15 01:19:36,338 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:36,339 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877151913] [2019-10-15 01:19:36,339 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:36,339 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:36,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:36,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:36,530 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877151913] [2019-10-15 01:19:36,530 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:36,530 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:36,530 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927767807] [2019-10-15 01:19:36,533 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:36,533 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:36,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:36,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:36,534 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 6 states. [2019-10-15 01:19:36,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:36,747 INFO L93 Difference]: Finished difference Result 233 states and 278 transitions. [2019-10-15 01:19:36,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:36,748 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2019-10-15 01:19:36,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:36,752 INFO L225 Difference]: With dead ends: 233 [2019-10-15 01:19:36,752 INFO L226 Difference]: Without dead ends: 162 [2019-10-15 01:19:36,753 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:36,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2019-10-15 01:19:36,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 160. [2019-10-15 01:19:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-10-15 01:19:36,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2019-10-15 01:19:36,776 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2019-10-15 01:19:36,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:36,779 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2019-10-15 01:19:36,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2019-10-15 01:19:36,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-15 01:19:36,781 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:36,782 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:36,782 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:36,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:36,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1187901745, now seen corresponding path program 1 times [2019-10-15 01:19:36,783 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:36,783 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360381201] [2019-10-15 01:19:36,783 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:36,784 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:36,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:36,942 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360381201] [2019-10-15 01:19:36,942 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:36,943 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:36,943 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975117480] [2019-10-15 01:19:36,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:36,944 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:36,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:36,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:36,946 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 7 states. [2019-10-15 01:19:37,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:37,283 INFO L93 Difference]: Finished difference Result 256 states and 305 transitions. [2019-10-15 01:19:37,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:37,284 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2019-10-15 01:19:37,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:37,285 INFO L225 Difference]: With dead ends: 256 [2019-10-15 01:19:37,285 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:37,290 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:19:37,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:37,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:37,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2019-10-15 01:19:37,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:37,295 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:37,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:37,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:37,301 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point L413(lines 390 414) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 401) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2019-10-15 01:19:38,126 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 391 412) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L448-2(lines 448 473) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L474(lines 447 475) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L467-1(line 467) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2019-10-15 01:19:38,127 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 458) no Hoare annotation was computed. [2019-10-15 01:19:38,128 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2019-10-15 01:19:38,128 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 156 162) the Hoare annotation is: true [2019-10-15 01:19:38,128 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 156 162) no Hoare annotation was computed. [2019-10-15 01:19:38,128 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 163 171) no Hoare annotation was computed. [2019-10-15 01:19:38,128 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 163 171) the Hoare annotation is: true [2019-10-15 01:19:38,129 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 163 171) no Hoare annotation was computed. [2019-10-15 01:19:38,129 INFO L439 ceAbstractionStarter]: At program point L257(line 257) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,129 INFO L439 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,129 INFO L439 ceAbstractionStarter]: At program point L256-1(line 256) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,129 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 250 272) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,130 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 250 272) no Hoare annotation was computed. [2019-10-15 01:19:38,130 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 250 272) no Hoare annotation was computed. [2019-10-15 01:19:38,130 INFO L439 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:38,130 INFO L439 ceAbstractionStarter]: At program point L262-1(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:38,130 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 267) no Hoare annotation was computed. [2019-10-15 01:19:38,130 INFO L443 ceAbstractionStarter]: For program point L260-1(lines 260 267) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 206 229) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 206 229) no Hoare annotation was computed. [2019-10-15 01:19:38,131 INFO L443 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 206 229) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2019-10-15 01:19:38,132 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point L212(line 212) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 777 783) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 777 783) the Hoare annotation is: true [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 810 817) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 810 817) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 810 817) no Hoare annotation was computed. [2019-10-15 01:19:38,133 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 854 862) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 854 862) the Hoare annotation is: true [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 854 862) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point L882(lines 882 890) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 863 898) no Hoare annotation was computed. [2019-10-15 01:19:38,134 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 863 898) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 878) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 863 898) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 149 155) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 149 155) the Hoare annotation is: true [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2019-10-15 01:19:38,135 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 660) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 667) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2019-10-15 01:19:38,136 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 239 249) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,137 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 239 249) no Hoare annotation was computed. [2019-10-15 01:19:38,137 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 239 249) no Hoare annotation was computed. [2019-10-15 01:19:38,137 INFO L439 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,137 INFO L446 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: true [2019-10-15 01:19:38,137 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 843 853) the Hoare annotation is: true [2019-10-15 01:19:38,137 INFO L443 ceAbstractionStarter]: For program point L848-1(line 848) no Hoare annotation was computed. [2019-10-15 01:19:38,138 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 843 853) no Hoare annotation was computed. [2019-10-15 01:19:38,138 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 843 853) no Hoare annotation was computed. [2019-10-15 01:19:38,138 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 835 842) the Hoare annotation is: true [2019-10-15 01:19:38,138 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 835 842) no Hoare annotation was computed. [2019-10-15 01:19:38,138 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 835 842) no Hoare annotation was computed. [2019-10-15 01:19:38,138 INFO L439 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,138 INFO L439 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,139 INFO L443 ceAbstractionStarter]: For program point L793(lines 793 801) no Hoare annotation was computed. [2019-10-15 01:19:38,139 INFO L439 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,139 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 785 809) no Hoare annotation was computed. [2019-10-15 01:19:38,139 INFO L443 ceAbstractionStarter]: For program point L791-1(line 791) no Hoare annotation was computed. [2019-10-15 01:19:38,139 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 806) no Hoare annotation was computed. [2019-10-15 01:19:38,139 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 785 809) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,140 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,140 INFO L443 ceAbstractionStarter]: For program point L804-1(lines 785 809) no Hoare annotation was computed. [2019-10-15 01:19:38,140 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,140 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 733) no Hoare annotation was computed. [2019-10-15 01:19:38,140 INFO L439 ceAbstractionStarter]: At program point L729-2(lines 721 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,140 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2019-10-15 01:19:38,141 INFO L443 ceAbstractionStarter]: For program point L692(lines 691 738) no Hoare annotation was computed. [2019-10-15 01:19:38,141 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,141 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 734) no Hoare annotation was computed. [2019-10-15 01:19:38,141 INFO L439 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,141 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 717) no Hoare annotation was computed. [2019-10-15 01:19:38,141 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2019-10-15 01:19:38,141 INFO L439 ceAbstractionStarter]: At program point L736(lines 691 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,142 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 707) no Hoare annotation was computed. [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-10-15 01:19:38,142 INFO L439 ceAbstractionStarter]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point L607(lines 607 614) no Hoare annotation was computed. [2019-10-15 01:19:38,142 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 621) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2019-10-15 01:19:38,143 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 284 312) the Hoare annotation is: true [2019-10-15 01:19:38,143 INFO L439 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,143 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 303) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 306) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L439 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:38,144 INFO L443 ceAbstractionStarter]: For program point L294-1(line 294) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 309) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 284 312) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L443 ceAbstractionStarter]: For program point L292-1(lines 284 312) no Hoare annotation was computed. [2019-10-15 01:19:38,144 INFO L446 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: true [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 276 283) the Hoare annotation is: true [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 276 283) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 276 283) no Hoare annotation was computed. [2019-10-15 01:19:38,145 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 139 148) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 139 148) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 139 148) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 583) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point L535(lines 535 539) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point L533-2(lines 533 553) no Hoare annotation was computed. [2019-10-15 01:19:38,146 INFO L443 ceAbstractionStarter]: For program point L554(lines 532 555) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 529) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 580) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L534(lines 533 553) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 571) no Hoare annotation was computed. [2019-10-15 01:19:38,147 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point L549-1(line 549) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point L829-1(lines 818 834) no Hoare annotation was computed. [2019-10-15 01:19:38,148 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 818 834) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 818 834) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:19:38,149 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,150 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-15 01:19:38,150 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:19:38,151 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:19:38,151 INFO L439 ceAbstractionStarter]: At program point L766(line 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,151 INFO L439 ceAbstractionStarter]: At program point L764(lines 764 770) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,151 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,151 INFO L443 ceAbstractionStarter]: For program point L757(lines 756 775) no Hoare annotation was computed. [2019-10-15 01:19:38,151 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 753 776) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:38,151 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 753 776) no Hoare annotation was computed. [2019-10-15 01:19:38,152 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 753 776) no Hoare annotation was computed. [2019-10-15 01:19:38,152 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 175 204) no Hoare annotation was computed. [2019-10-15 01:19:38,152 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-10-15 01:19:38,152 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 175 204) the Hoare annotation is: true [2019-10-15 01:19:38,152 INFO L446 ceAbstractionStarter]: At program point L189-1(lines 189 193) the Hoare annotation is: true [2019-10-15 01:19:38,152 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-15 01:19:38,152 INFO L446 ceAbstractionStarter]: At program point L185-2(lines 185 199) the Hoare annotation is: true [2019-10-15 01:19:38,152 INFO L446 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: true [2019-10-15 01:19:38,152 INFO L443 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2019-10-15 01:19:38,153 INFO L446 ceAbstractionStarter]: At program point L200(lines 175 204) the Hoare annotation is: true [2019-10-15 01:19:38,153 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-15 01:19:38,153 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-15 01:19:38,153 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:19:38,153 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:19:38,153 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 230 236) no Hoare annotation was computed. [2019-10-15 01:19:38,153 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 230 236) the Hoare annotation is: true [2019-10-15 01:19:38,153 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,154 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:38,154 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:38,154 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:38,154 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 899 906) no Hoare annotation was computed. [2019-10-15 01:19:38,154 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:19:38,154 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 899 906) no Hoare annotation was computed. [2019-10-15 01:19:38,154 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:19:38,155 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:19:38,155 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-15 01:19:38,155 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2019-10-15 01:19:38,155 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-10-15 01:19:38,155 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2019-10-15 01:19:38,155 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2019-10-15 01:19:38,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:38 BoogieIcfgContainer [2019-10-15 01:19:38,170 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:38,173 INFO L168 Benchmark]: Toolchain (without parser) took 5273.31 ms. Allocated memory was 136.8 MB in the beginning and 251.7 MB in the end (delta: 114.8 MB). Free memory was 99.1 MB in the beginning and 140.2 MB in the end (delta: -41.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,174 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.88 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 98.8 MB in the beginning and 170.2 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,176 INFO L168 Benchmark]: Boogie Preprocessor took 83.39 ms. Allocated memory is still 202.4 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,177 INFO L168 Benchmark]: RCFGBuilder took 1254.67 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 166.0 MB in the beginning and 200.1 MB in the end (delta: -34.1 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,178 INFO L168 Benchmark]: TraceAbstraction took 3238.11 ms. Allocated memory was 231.7 MB in the beginning and 251.7 MB in the end (delta: 19.9 MB). Free memory was 200.1 MB in the beginning and 140.2 MB in the end (delta: 59.9 MB). Peak memory consumption was 136.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:38,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.88 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 98.8 MB in the beginning and 170.2 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.39 ms. Allocated memory is still 202.4 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1254.67 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 166.0 MB in the beginning and 200.1 MB in the end (delta: -34.1 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3238.11 ms. Allocated memory was 231.7 MB in the beginning and 251.7 MB in the end (delta: 19.9 MB). Free memory was 200.1 MB in the beginning and 140.2 MB in the end (delta: 59.9 MB). Peak memory consumption was 136.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 690]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 550 SDtfs, 261 SDslu, 845 SDs, 0 SdLazy, 337 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 522 HoareAnnotationTreeSize, 233 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 31449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...