/usr/bin/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 --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 22:46:54,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 22:46:54,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 22:46:54,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 22:46:54,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 22:46:54,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 22:46:54,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 22:46:54,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 22:46:54,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 22:46:54,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 22:46:54,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 22:46:54,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 22:46:54,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 22:46:54,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 22:46:54,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 22:46:54,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 22:46:54,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 22:46:54,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 22:46:54,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 22:46:54,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 22:46:54,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 22:46:54,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 22:46:54,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 22:46:54,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 22:46:54,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 22:46:54,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 22:46:54,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 22:46:54,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 22:46:54,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 22:46:54,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 22:46:54,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 22:46:54,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 22:46:54,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 22:46:54,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 22:46:54,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 22:46:54,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 22:46:54,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 22:46:54,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 22:46:54,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 22:46:54,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 22:46:54,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 22:46:54,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 22:46:54,700 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 22:46:54,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 22:46:54,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 22:46:54,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 22:46:54,702 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 22:46:54,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 22:46:54,703 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 22:46:54,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 22:46:54,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 22:46:54,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 22:46:54,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 22:46:54,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 22:46:54,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 22:46:54,705 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 22:46:54,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 22:46:54,706 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 22:46:54,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 22:46:54,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 22:46:54,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 22:46:54,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 22:46:54,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 22:46:54,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 22:46:54,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 22:46:54,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 22:46:54,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 22:46:54,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 22:46:54,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 22:46:54,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 22:46:54,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 22:46:54,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-19 22:46:54,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 22:46:54,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 22:46:55,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 22:46:55,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 22:46:55,002 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 22:46:55,002 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-19 22:46:55,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414d692d/2761d4a20bd2475bb56b8f2b15d4dd7c/FLAG8f9e66f7e [2020-07-19 22:46:55,563 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 22:46:55,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-19 22:46:55,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414d692d/2761d4a20bd2475bb56b8f2b15d4dd7c/FLAG8f9e66f7e [2020-07-19 22:46:55,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414d692d/2761d4a20bd2475bb56b8f2b15d4dd7c [2020-07-19 22:46:55,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 22:46:55,889 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 22:46:55,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 22:46:55,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 22:46:55,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 22:46:55,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:46:55" (1/1) ... [2020-07-19 22:46:55,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448364b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:55, skipping insertion in model container [2020-07-19 22:46:55,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:46:55" (1/1) ... [2020-07-19 22:46:55,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 22:46:55,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 22:46:56,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:46:56,396 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 22:46:56,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:46:56,576 INFO L208 MainTranslator]: Completed translation [2020-07-19 22:46:56,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56 WrapperNode [2020-07-19 22:46:56,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 22:46:56,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 22:46:56,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 22:46:56,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 22:46:56,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... [2020-07-19 22:46:56,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 22:46:56,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 22:46:56,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 22:46:56,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 22:46:56,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 22:46:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 22:46:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 22:46:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 22:46:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 22:46:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 22:46:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 22:46:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 22:46:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 22:46:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 22:46:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 22:46:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 22:46:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 22:46:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 22:46:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 22:46:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 22:46:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 22:46:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 22:46:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 22:46:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 22:46:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-19 22:46:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-19 22:46:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 22:46:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 22:46:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 22:46:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 22:46:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 22:46:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 22:46:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 22:46:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 22:46:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 22:46:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 22:46:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-19 22:46:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 22:46:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 22:46:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 22:46:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 22:46:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 22:46:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 22:46:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 22:46:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 22:46:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-19 22:46:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 22:46:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 22:46:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 22:46:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 22:46:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 22:46:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 22:46:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 22:46:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 22:46:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 22:46:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 22:46:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 22:46:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 22:46:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 22:46:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 22:46:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 22:46:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 22:46:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-19 22:46:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 22:46:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 22:46:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 22:46:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 22:46:57,759 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 22:46:57,759 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 22:46:57,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:46:57 BoogieIcfgContainer [2020-07-19 22:46:57,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 22:46:57,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 22:46:57,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 22:46:57,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 22:46:57,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:46:55" (1/3) ... [2020-07-19 22:46:57,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d25b288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:46:57, skipping insertion in model container [2020-07-19 22:46:57,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:56" (2/3) ... [2020-07-19 22:46:57,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d25b288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:46:57, skipping insertion in model container [2020-07-19 22:46:57,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:46:57" (3/3) ... [2020-07-19 22:46:57,772 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2020-07-19 22:46:57,782 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 22:46:57,790 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 22:46:57,803 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 22:46:57,828 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 22:46:57,828 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 22:46:57,828 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 22:46:57,828 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 22:46:57,829 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 22:46:57,829 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 22:46:57,829 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 22:46:57,829 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 22:46:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-19 22:46:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 22:46:57,860 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:57,861 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:57,862 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:57,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:57,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times [2020-07-19 22:46:57,877 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:57,877 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252915070] [2020-07-19 22:46:57,878 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2bf8bf8b [2020-07-19 22:46:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,474 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:58,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252915070] [2020-07-19 22:46:58,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:58,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 22:46:58,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282689235] [2020-07-19 22:46:58,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 22:46:58,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:58,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 22:46:58,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 22:46:58,590 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-07-19 22:46:59,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:59,594 INFO L93 Difference]: Finished difference Result 246 states and 326 transitions. [2020-07-19 22:46:59,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 22:46:59,596 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-19 22:46:59,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:59,609 INFO L225 Difference]: With dead ends: 246 [2020-07-19 22:46:59,609 INFO L226 Difference]: Without dead ends: 139 [2020-07-19 22:46:59,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 22:46:59,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-07-19 22:46:59,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2020-07-19 22:46:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-19 22:46:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-07-19 22:46:59,717 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2020-07-19 22:46:59,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:59,717 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-07-19 22:46:59,718 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 22:46:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-07-19 22:46:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 22:46:59,723 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:59,723 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:59,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 22:46:59,724 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:59,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:59,725 INFO L82 PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times [2020-07-19 22:46:59,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:59,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342690906] [2020-07-19 22:46:59,726 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2bf8bf8b [2020-07-19 22:46:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,054 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:00,106 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342690906] [2020-07-19 22:47:00,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:00,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 22:47:00,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454157764] [2020-07-19 22:47:00,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 22:47:00,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:00,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 22:47:00,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 22:47:00,110 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states. [2020-07-19 22:47:00,608 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 22:47:01,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:01,281 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2020-07-19 22:47:01,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 22:47:01,283 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-19 22:47:01,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:01,286 INFO L225 Difference]: With dead ends: 187 [2020-07-19 22:47:01,286 INFO L226 Difference]: Without dead ends: 129 [2020-07-19 22:47:01,287 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 22:47:01,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-19 22:47:01,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-07-19 22:47:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-19 22:47:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-19 22:47:01,320 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2020-07-19 22:47:01,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:01,321 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-19 22:47:01,321 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 22:47:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-19 22:47:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-19 22:47:01,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:01,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:01,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 22:47:01,324 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:01,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:01,324 INFO L82 PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times [2020-07-19 22:47:01,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:01,325 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014102546] [2020-07-19 22:47:01,325 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2bf8bf8b [2020-07-19 22:47:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,657 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:01,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014102546] [2020-07-19 22:47:01,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:01,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:47:01,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290217133] [2020-07-19 22:47:01,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:47:01,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:01,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:47:01,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:47:01,791 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 9 states. [2020-07-19 22:47:02,186 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:02,447 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:02,682 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:02,920 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:03,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:03,893 INFO L93 Difference]: Finished difference Result 200 states and 252 transitions. [2020-07-19 22:47:03,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-19 22:47:03,893 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-19 22:47:03,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:03,895 INFO L225 Difference]: With dead ends: 200 [2020-07-19 22:47:03,896 INFO L226 Difference]: Without dead ends: 129 [2020-07-19 22:47:03,899 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-19 22:47:03,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-19 22:47:03,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-07-19 22:47:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-19 22:47:03,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-19 22:47:03,961 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2020-07-19 22:47:03,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:03,964 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-19 22:47:03,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:47:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-19 22:47:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-19 22:47:03,973 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:03,973 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:03,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 22:47:03,974 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:03,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:03,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times [2020-07-19 22:47:03,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:03,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440928714] [2020-07-19 22:47:03,975 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2bf8bf8b [2020-07-19 22:47:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,337 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:04,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:04,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440928714] [2020-07-19 22:47:04,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:04,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:47:04,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666073864] [2020-07-19 22:47:04,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:47:04,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:04,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:47:04,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:47:04,444 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states. [2020-07-19 22:47:04,877 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:05,770 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:06,076 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:06,598 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:06,830 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:07,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:07,470 INFO L93 Difference]: Finished difference Result 309 states and 415 transitions. [2020-07-19 22:47:07,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-19 22:47:07,471 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-07-19 22:47:07,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:07,475 INFO L225 Difference]: With dead ends: 309 [2020-07-19 22:47:07,475 INFO L226 Difference]: Without dead ends: 238 [2020-07-19 22:47:07,478 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-19 22:47:07,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-07-19 22:47:07,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160. [2020-07-19 22:47:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-19 22:47:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2020-07-19 22:47:07,542 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2020-07-19 22:47:07,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:07,542 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2020-07-19 22:47:07,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:47:07,543 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2020-07-19 22:47:07,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-19 22:47:07,544 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:47:07,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:47:07,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 22:47:07,545 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:47:07,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:47:07,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1187901745, now seen corresponding path program 1 times [2020-07-19 22:47:07,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:47:07,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138800596] [2020-07-19 22:47:07,546 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2bf8bf8b [2020-07-19 22:47:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,822 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:47:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:47:07,954 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138800596] [2020-07-19 22:47:07,955 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:47:07,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 22:47:07,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466514500] [2020-07-19 22:47:07,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 22:47:07,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:47:07,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 22:47:07,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 22:47:07,957 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states. [2020-07-19 22:47:08,375 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 22:47:09,185 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:09,470 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:09,702 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:47:09,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:47:09,937 INFO L93 Difference]: Finished difference Result 299 states and 380 transitions. [2020-07-19 22:47:09,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 22:47:09,938 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-19 22:47:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:47:09,938 INFO L225 Difference]: With dead ends: 299 [2020-07-19 22:47:09,939 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 22:47:09,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-07-19 22:47:09,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 22:47:09,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 22:47:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 22:47:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 22:47:09,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-07-19 22:47:09,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:47:09,943 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 22:47:09,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 22:47:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 22:47:09,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 22:47:09,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 22:47:09,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 22:47:12,260 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 22:47:12,437 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:12,779 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 22:47:13,101 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 22:47:13,260 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:13,426 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:13,716 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 22:47:13,917 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:47:14,231 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 22:47:14,541 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 22:47:14,720 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 22:47:15,007 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 22:47:15,169 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:15,343 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:15,512 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 22:47:15,668 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-19 22:47:15,839 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-07-19 22:47:16,135 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 22:47:16,302 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 22:47:16,462 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2020-07-19 22:47:16,607 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-19 22:47:16,892 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 22:47:17,084 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 22:47:17,306 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 22:47:17,473 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 22:47:17,760 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 22:47:17,764 INFO L268 CegarLoopResult]: For program point L413(lines 390 414) no Hoare annotation was computed. [2020-07-19 22:47:17,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2020-07-19 22:47:17,765 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-19 22:47:17,765 INFO L268 CegarLoopResult]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2020-07-19 22:47:17,765 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-19 22:47:17,765 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2020-07-19 22:47:17,766 INFO L268 CegarLoopResult]: For program point L391-2(lines 391 412) no Hoare annotation was computed. [2020-07-19 22:47:17,766 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2020-07-19 22:47:17,766 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-19 22:47:17,766 INFO L268 CegarLoopResult]: For program point L448-2(lines 448 473) no Hoare annotation was computed. [2020-07-19 22:47:17,766 INFO L268 CegarLoopResult]: For program point L474(lines 447 475) no Hoare annotation was computed. [2020-07-19 22:47:17,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2020-07-19 22:47:17,767 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-19 22:47:17,767 INFO L268 CegarLoopResult]: For program point L467-1(line 467) no Hoare annotation was computed. [2020-07-19 22:47:17,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2020-07-19 22:47:17,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2020-07-19 22:47:17,768 INFO L268 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-07-19 22:47:17,768 INFO L268 CegarLoopResult]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2020-07-19 22:47:17,768 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 156 162) the Hoare annotation is: true [2020-07-19 22:47:17,768 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 156 162) no Hoare annotation was computed. [2020-07-19 22:47:17,768 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 163 171) no Hoare annotation was computed. [2020-07-19 22:47:17,768 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 163 171) the Hoare annotation is: true [2020-07-19 22:47:17,769 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 163 171) no Hoare annotation was computed. [2020-07-19 22:47:17,769 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,769 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,769 INFO L264 CegarLoopResult]: At program point L256-1(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,770 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 250 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,770 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 250 272) no Hoare annotation was computed. [2020-07-19 22:47:17,770 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 250 272) no Hoare annotation was computed. [2020-07-19 22:47:17,770 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,770 INFO L264 CegarLoopResult]: At program point L262-1(line 262) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,770 INFO L268 CegarLoopResult]: For program point L260(lines 260 267) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L260-1(lines 260 267) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 206 229) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-19 22:47:17,771 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 206 229) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 206 229) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-19 22:47:17,772 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 777 783) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 777 783) the Hoare annotation is: true [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 810 817) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 810 817) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 810 817) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 854 862) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 854 862) the Hoare annotation is: true [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 854 862) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-19 22:47:17,773 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point L882(lines 882 890) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 863 898) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 863 898) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 863 898) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 149 155) no Hoare annotation was computed. [2020-07-19 22:47:17,774 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 149 155) the Hoare annotation is: true [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point L653(lines 653 660) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point L647(lines 647 667) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2020-07-19 22:47:17,775 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2020-07-19 22:47:17,776 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 249) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,776 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 249) no Hoare annotation was computed. [2020-07-19 22:47:17,776 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 249) no Hoare annotation was computed. [2020-07-19 22:47:17,776 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,776 INFO L271 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-07-19 22:47:17,776 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 843 853) the Hoare annotation is: true [2020-07-19 22:47:17,776 INFO L268 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-07-19 22:47:17,777 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 843 853) no Hoare annotation was computed. [2020-07-19 22:47:17,777 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 843 853) no Hoare annotation was computed. [2020-07-19 22:47:17,777 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 835 842) the Hoare annotation is: true [2020-07-19 22:47:17,777 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 835 842) no Hoare annotation was computed. [2020-07-19 22:47:17,777 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 835 842) no Hoare annotation was computed. [2020-07-19 22:47:17,777 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,777 INFO L264 CegarLoopResult]: At program point L795(line 795) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,777 INFO L268 CegarLoopResult]: For program point L793(lines 793 801) no Hoare annotation was computed. [2020-07-19 22:47:17,778 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,778 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 785 809) no Hoare annotation was computed. [2020-07-19 22:47:17,778 INFO L268 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-07-19 22:47:17,778 INFO L268 CegarLoopResult]: For program point L789(lines 789 806) no Hoare annotation was computed. [2020-07-19 22:47:17,778 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 785 809) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,778 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,778 INFO L268 CegarLoopResult]: For program point L804-1(lines 785 809) no Hoare annotation was computed. [2020-07-19 22:47:17,778 INFO L264 CegarLoopResult]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,779 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-07-19 22:47:17,779 INFO L264 CegarLoopResult]: At program point L729-2(lines 721 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,779 INFO L268 CegarLoopResult]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2020-07-19 22:47:17,779 INFO L268 CegarLoopResult]: For program point L692(lines 691 738) no Hoare annotation was computed. [2020-07-19 22:47:17,779 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,779 INFO L268 CegarLoopResult]: For program point L721(lines 721 734) no Hoare annotation was computed. [2020-07-19 22:47:17,779 INFO L264 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,780 INFO L268 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-07-19 22:47:17,780 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-07-19 22:47:17,780 INFO L264 CegarLoopResult]: At program point L736(lines 691 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,780 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 22:47:17,780 INFO L268 CegarLoopResult]: For program point L701(lines 701 707) no Hoare annotation was computed. [2020-07-19 22:47:17,780 INFO L268 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2020-07-19 22:47:17,780 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L264 CegarLoopResult]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point L607(lines 607 614) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point L601(lines 601 621) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2020-07-19 22:47:17,781 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-19 22:47:17,782 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 284 312) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,782 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,782 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-19 22:47:17,782 INFO L268 CegarLoopResult]: For program point L296(lines 296 306) no Hoare annotation was computed. [2020-07-19 22:47:17,782 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse1))) [2020-07-19 22:47:17,782 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-19 22:47:17,782 INFO L268 CegarLoopResult]: For program point L292(lines 292 309) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 284 312) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point L292-1(lines 284 312) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L264 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-19 22:47:17,783 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 276 283) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 276 283) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 276 283) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 139 148) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 139 148) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 139 148) no Hoare annotation was computed. [2020-07-19 22:47:17,784 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L572(lines 572 583) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L535(lines 535 539) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L533-2(lines 533 553) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L554(lines 532 555) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L513(lines 513 529) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-07-19 22:47:17,785 INFO L268 CegarLoopResult]: For program point L534(lines 533 553) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point L530(lines 530 571) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2020-07-19 22:47:17,786 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point L829-1(lines 818 834) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 818 834) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 818 834) no Hoare annotation was computed. [2020-07-19 22:47:17,787 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,788 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,789 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,789 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-19 22:47:17,789 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-19 22:47:17,789 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-19 22:47:17,789 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,789 INFO L264 CegarLoopResult]: At program point L764(lines 764 770) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,789 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,790 INFO L268 CegarLoopResult]: For program point L757(lines 756 775) no Hoare annotation was computed. [2020-07-19 22:47:17,790 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 753 776) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,790 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 753 776) no Hoare annotation was computed. [2020-07-19 22:47:17,790 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 753 776) no Hoare annotation was computed. [2020-07-19 22:47:17,790 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 175 204) no Hoare annotation was computed. [2020-07-19 22:47:17,790 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-19 22:47:17,790 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 175 204) the Hoare annotation is: true [2020-07-19 22:47:17,790 INFO L271 CegarLoopResult]: At program point L189-1(lines 189 193) the Hoare annotation is: true [2020-07-19 22:47:17,791 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-19 22:47:17,791 INFO L271 CegarLoopResult]: At program point L185-2(lines 185 199) the Hoare annotation is: true [2020-07-19 22:47:17,791 INFO L271 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: true [2020-07-19 22:47:17,791 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-19 22:47:17,791 INFO L271 CegarLoopResult]: At program point L200(lines 175 204) the Hoare annotation is: true [2020-07-19 22:47:17,791 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-19 22:47:17,791 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-19 22:47:17,791 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-19 22:47:17,792 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-19 22:47:17,792 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 230 236) no Hoare annotation was computed. [2020-07-19 22:47:17,792 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 230 236) the Hoare annotation is: true [2020-07-19 22:47:17,792 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,792 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-19 22:47:17,792 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 22:47:17,792 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:17,792 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 899 906) no Hoare annotation was computed. [2020-07-19 22:47:17,793 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 899 906) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-19 22:47:17,793 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 899 906) no Hoare annotation was computed. [2020-07-19 22:47:17,793 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-19 22:47:17,793 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-19 22:47:17,793 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:17,793 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-07-19 22:47:17,794 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-07-19 22:47:17,794 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-07-19 22:47:17,794 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-07-19 22:47:17,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:47:17 BoogieIcfgContainer [2020-07-19 22:47:17,810 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 22:47:17,812 INFO L168 Benchmark]: Toolchain (without parser) took 21924.87 ms. Allocated memory was 136.8 MB in the beginning and 606.1 MB in the end (delta: 469.2 MB). Free memory was 100.8 MB in the beginning and 357.2 MB in the end (delta: -256.4 MB). Peak memory consumption was 457.4 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,813 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.10 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 169.4 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,815 INFO L168 Benchmark]: Boogie Preprocessor took 86.76 ms. Allocated memory is still 201.3 MB. Free memory was 169.4 MB in the beginning and 165.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,816 INFO L168 Benchmark]: RCFGBuilder took 1098.58 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 165.2 MB in the beginning and 196.8 MB in the end (delta: -31.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,817 INFO L168 Benchmark]: TraceAbstraction took 20044.66 ms. Allocated memory was 231.7 MB in the beginning and 606.1 MB in the end (delta: 374.3 MB). Free memory was 196.8 MB in the beginning and 357.2 MB in the end (delta: -160.5 MB). Peak memory consumption was 458.5 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:17,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.10 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 169.4 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.76 ms. Allocated memory is still 201.3 MB. Free memory was 169.4 MB in the beginning and 165.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1098.58 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 165.2 MB in the beginning and 196.8 MB in the end (delta: -31.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20044.66 ms. Allocated memory was 231.7 MB in the beginning and 606.1 MB in the end (delta: 374.3 MB). Free memory was 196.8 MB in the beginning and 357.2 MB in the end (delta: -160.5 MB). Peak memory consumption was 458.5 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(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - 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)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 728 SDslu, 392 SDs, 0 SdLazy, 1838 SolverSat, 537 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 4.5s 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 832 HoareAnnotationTreeSize, 258 FomulaSimplifications, 106822 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 11282 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 85909 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...