/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:02,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:02,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:02,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:02,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:02,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:02,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:02,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:02,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:02,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:02,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:02,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:02,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:02,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:02,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:02,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:02,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:02,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:02,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:02,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:02,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:02,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:02,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:02,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:02,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:02,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:02,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:02,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:02,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:02,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:02,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:02,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:02,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:02,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:02,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:02,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:02,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:02,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:02,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:02,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:02,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:02,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:51:02,509 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:02,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:02,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:02,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:02,514 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:02,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:02,514 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:02,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:02,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:02,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:02,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:02,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:02,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:02,518 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:02,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:02,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:02,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:02,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:02,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:02,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:02,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:02,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:02,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:02,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:02,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC 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 -> 2 [2020-07-21 12:51:02,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:02,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:02,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:02,856 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:02,859 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:02,860 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2020-07-21 12:51:02,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f6c4095/f546a260344749f1bd15188941ef53ce/FLAG830c4d50a [2020-07-21 12:51:03,473 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:03,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2020-07-21 12:51:03,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f6c4095/f546a260344749f1bd15188941ef53ce/FLAG830c4d50a [2020-07-21 12:51:03,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f6c4095/f546a260344749f1bd15188941ef53ce [2020-07-21 12:51:03,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:03,852 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:03,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:03,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:03,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:03,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:03" (1/1) ... [2020-07-21 12:51:03,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39507508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:03, skipping insertion in model container [2020-07-21 12:51:03,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:03" (1/1) ... [2020-07-21 12:51:03,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:03,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:04,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:04,352 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:04,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:04,493 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:04,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04 WrapperNode [2020-07-21 12:51:04,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:04,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:04,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:04,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:04,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... [2020-07-21 12:51:04,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:04,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:04,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:04,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:04,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 12:51:04,668 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:04,669 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:51:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:04,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:04,673 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 12:51:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:04,681 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:05,845 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:05,845 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:05,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:05 BoogieIcfgContainer [2020-07-21 12:51:05,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:05,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:05,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:05,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:05,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:03" (1/3) ... [2020-07-21 12:51:05,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6ac9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:05, skipping insertion in model container [2020-07-21 12:51:05,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:04" (2/3) ... [2020-07-21 12:51:05,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6ac9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:05, skipping insertion in model container [2020-07-21 12:51:05,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:05" (3/3) ... [2020-07-21 12:51:05,863 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2020-07-21 12:51:05,874 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:05,884 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:05,899 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:05,921 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:05,922 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:05,922 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:05,922 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:05,922 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:05,922 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:05,922 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:05,923 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:05,944 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-07-21 12:51:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:05,952 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:05,953 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] [2020-07-21 12:51:05,953 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:05,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:05,960 INFO L82 PathProgramCache]: Analyzing trace with hash -536149365, now seen corresponding path program 1 times [2020-07-21 12:51:05,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:05,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696199514] [2020-07-21 12:51:05,970 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:06,406 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:06,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:06,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:06,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:06,464 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:06,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696199514] [2020-07-21 12:51:06,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:06,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:06,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737838757] [2020-07-21 12:51:06,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:06,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:06,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:06,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:06,487 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2020-07-21 12:51:06,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:06,523 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2020-07-21 12:51:06,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:06,524 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:06,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:06,533 INFO L225 Difference]: With dead ends: 186 [2020-07-21 12:51:06,533 INFO L226 Difference]: Without dead ends: 95 [2020-07-21 12:51:06,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:06,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-21 12:51:06,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-21 12:51:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-21 12:51:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-07-21 12:51:06,591 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2020-07-21 12:51:06,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:06,592 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-07-21 12:51:06,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-07-21 12:51:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:06,596 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:06,596 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] [2020-07-21 12:51:06,806 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:06,806 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:06,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:06,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1955999865, now seen corresponding path program 1 times [2020-07-21 12:51:06,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:06,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909092373] [2020-07-21 12:51:06,810 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:07,124 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:07,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:07,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:07,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:07,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:07,172 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909092373] [2020-07-21 12:51:07,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:07,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:07,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049603662] [2020-07-21 12:51:07,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:07,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:07,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:07,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:07,176 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2020-07-21 12:51:07,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:07,194 INFO L93 Difference]: Finished difference Result 126 states and 145 transitions. [2020-07-21 12:51:07,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:07,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:07,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:07,197 INFO L225 Difference]: With dead ends: 126 [2020-07-21 12:51:07,197 INFO L226 Difference]: Without dead ends: 86 [2020-07-21 12:51:07,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-21 12:51:07,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-07-21 12:51:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-21 12:51:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-07-21 12:51:07,211 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2020-07-21 12:51:07,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:07,212 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-07-21 12:51:07,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-07-21 12:51:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-21 12:51:07,214 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:07,215 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] [2020-07-21 12:51:07,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:07,430 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:07,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:07,431 INFO L82 PathProgramCache]: Analyzing trace with hash 989054586, now seen corresponding path program 1 times [2020-07-21 12:51:07,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:07,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1138574470] [2020-07-21 12:51:07,431 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:07,713 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:07,714 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:07,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:51:07,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:07,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:07,758 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:07,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1138574470] [2020-07-21 12:51:07,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:07,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:07,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913342406] [2020-07-21 12:51:07,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:07,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:07,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:07,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:07,762 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 3 states. [2020-07-21 12:51:07,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:07,805 INFO L93 Difference]: Finished difference Result 200 states and 238 transitions. [2020-07-21 12:51:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:07,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-07-21 12:51:07,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:07,812 INFO L225 Difference]: With dead ends: 200 [2020-07-21 12:51:07,814 INFO L226 Difference]: Without dead ends: 142 [2020-07-21 12:51:07,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:07,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-21 12:51:07,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 132. [2020-07-21 12:51:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 12:51:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-21 12:51:07,845 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 56 [2020-07-21 12:51:07,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:07,845 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-21 12:51:07,845 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:07,845 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-21 12:51:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:51:07,847 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:07,848 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] [2020-07-21 12:51:08,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:08,062 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:08,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:08,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1261077216, now seen corresponding path program 1 times [2020-07-21 12:51:08,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:08,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392776663] [2020-07-21 12:51:08,065 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:08,460 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:08,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:08,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:08,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:08,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:08,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392776663] [2020-07-21 12:51:08,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:08,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:08,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589155616] [2020-07-21 12:51:08,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:08,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:08,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:08,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:08,536 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 6 states. [2020-07-21 12:51:08,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:08,794 INFO L93 Difference]: Finished difference Result 327 states and 401 transitions. [2020-07-21 12:51:08,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:08,794 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-21 12:51:08,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:08,798 INFO L225 Difference]: With dead ends: 327 [2020-07-21 12:51:08,798 INFO L226 Difference]: Without dead ends: 223 [2020-07-21 12:51:08,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:08,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-07-21 12:51:08,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2020-07-21 12:51:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-07-21 12:51:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 260 transitions. [2020-07-21 12:51:08,823 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 260 transitions. Word has length 59 [2020-07-21 12:51:08,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:08,823 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 260 transitions. [2020-07-21 12:51:08,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 260 transitions. [2020-07-21 12:51:08,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-21 12:51:08,826 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:08,826 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] [2020-07-21 12:51:09,036 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:09,037 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:09,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:09,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1219688068, now seen corresponding path program 1 times [2020-07-21 12:51:09,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:09,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [209021012] [2020-07-21 12:51:09,040 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:09,296 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:09,297 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:09,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:09,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:09,347 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:09,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [209021012] [2020-07-21 12:51:09,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:09,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:09,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586291723] [2020-07-21 12:51:09,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:09,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:09,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:09,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:09,352 INFO L87 Difference]: Start difference. First operand 219 states and 260 transitions. Second operand 6 states. [2020-07-21 12:51:09,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:09,546 INFO L93 Difference]: Finished difference Result 385 states and 470 transitions. [2020-07-21 12:51:09,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:09,547 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-07-21 12:51:09,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:09,548 INFO L225 Difference]: With dead ends: 385 [2020-07-21 12:51:09,548 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:09,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:09,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:09,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:09,552 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-07-21 12:51:09,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:09,552 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:09,553 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:09,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:09,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:09,769 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:10,428 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-07-21 12:51:10,428 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-07-21 12:51:10,428 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-21 12:51:10,428 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-07-21 12:51:10,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 12:51:10,430 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-07-21 12:51:10,431 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 12:51:10,431 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 12:51:10,431 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 12:51:10,431 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 12:51:10,431 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 12:51:10,431 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 866 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,432 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 866 888) no Hoare annotation was computed. [2020-07-21 12:51:10,432 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,432 INFO L264 CegarLoopResult]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,432 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 866 888) no Hoare annotation was computed. [2020-07-21 12:51:10,432 INFO L268 CegarLoopResult]: For program point L876(lines 876 883) no Hoare annotation was computed. [2020-07-21 12:51:10,432 INFO L268 CegarLoopResult]: For program point L876-1(lines 876 883) no Hoare annotation was computed. [2020-07-21 12:51:10,432 INFO L268 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-07-21 12:51:10,433 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,433 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,433 INFO L264 CegarLoopResult]: At program point L872-1(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,433 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-07-21 12:51:10,433 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-07-21 12:51:10,433 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 824 847) no Hoare annotation was computed. [2020-07-21 12:51:10,433 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 824 847) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 824 847) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-21 12:51:10,434 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 578 592) no Hoare annotation was computed. [2020-07-21 12:51:10,435 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2020-07-21 12:51:10,436 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 578 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 578 592) no Hoare annotation was computed. [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 488 495) no Hoare annotation was computed. [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 488 495) no Hoare annotation was computed. [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 488 495) no Hoare annotation was computed. [2020-07-21 12:51:10,436 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 533 541) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 533 541) the Hoare annotation is: true [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 533 541) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point L572-1(line 572) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point L561(lines 561 569) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2020-07-21 12:51:10,437 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 542 577) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 542 577) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point L549(lines 549 557) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 542 577) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 12:51:10,438 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 12:51:10,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-07-21 12:51:10,439 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-07-21 12:51:10,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-07-21 12:51:10,440 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 855 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,440 INFO L264 CegarLoopResult]: At program point L860(line 860) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,440 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 855 865) no Hoare annotation was computed. [2020-07-21 12:51:10,440 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 855 865) no Hoare annotation was computed. [2020-07-21 12:51:10,440 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 522 532) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 522 532) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 522 532) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 514 521) the Hoare annotation is: true [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 514 521) no Hoare annotation was computed. [2020-07-21 12:51:10,441 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 514 521) no Hoare annotation was computed. [2020-07-21 12:51:10,442 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 481 487) no Hoare annotation was computed. [2020-07-21 12:51:10,442 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 481 487) the Hoare annotation is: true [2020-07-21 12:51:10,442 INFO L268 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-07-21 12:51:10,442 INFO L264 CegarLoopResult]: At program point testENTRY(lines 597 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,442 INFO L268 CegarLoopResult]: For program point testFINAL(lines 597 662) no Hoare annotation was computed. [2020-07-21 12:51:10,442 INFO L264 CegarLoopResult]: At program point L655(lines 606 656) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,443 INFO L264 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,443 INFO L268 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2020-07-21 12:51:10,443 INFO L264 CegarLoopResult]: At program point L643-1(lines 637 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,443 INFO L268 CegarLoopResult]: For program point L608(lines 607 654) no Hoare annotation was computed. [2020-07-21 12:51:10,443 INFO L268 CegarLoopResult]: For program point L637(lines 637 650) no Hoare annotation was computed. [2020-07-21 12:51:10,443 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,443 INFO L268 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2020-07-21 12:51:10,443 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2020-07-21 12:51:10,444 INFO L264 CegarLoopResult]: At program point L652(lines 607 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,444 INFO L264 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:10,444 INFO L268 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2020-07-21 12:51:10,444 INFO L268 CegarLoopResult]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2020-07-21 12:51:10,444 INFO L268 CegarLoopResult]: For program point testEXIT(lines 597 662) no Hoare annotation was computed. [2020-07-21 12:51:10,444 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-07-21 12:51:10,444 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L264 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point L695(lines 695 701) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L268 CegarLoopResult]: For program point L694(lines 694 704) no Hoare annotation was computed. [2020-07-21 12:51:10,445 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point L690-1(lines 682 710) no Hoare annotation was computed. [2020-07-21 12:51:10,446 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 682 710) the Hoare annotation is: true [2020-07-21 12:51:10,446 INFO L271 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: true [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 682 710) no Hoare annotation was computed. [2020-07-21 12:51:10,446 INFO L268 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 760 782) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 760 782) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 760 782) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 674 681) the Hoare annotation is: true [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 674 681) no Hoare annotation was computed. [2020-07-21 12:51:10,447 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 674 681) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-07-21 12:51:10,448 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-07-21 12:51:10,449 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,450 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:10,450 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 497 513) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point L508-1(lines 497 513) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 497 513) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-07-21 12:51:10,451 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 783 791) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 783 791) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 783 791) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,452 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,453 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 739 750) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:10,453 INFO L268 CegarLoopResult]: For program point L743-1(lines 739 750) no Hoare annotation was computed. [2020-07-21 12:51:10,453 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 739 750) no Hoare annotation was computed. [2020-07-21 12:51:10,453 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 751 759) the Hoare annotation is: true [2020-07-21 12:51:10,453 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 751 759) no Hoare annotation was computed. [2020-07-21 12:51:10,453 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 751 759) no Hoare annotation was computed. [2020-07-21 12:51:10,453 INFO L271 CegarLoopResult]: At program point L470(line 470) the Hoare annotation is: true [2020-07-21 12:51:10,454 INFO L271 CegarLoopResult]: At program point L468(lines 468 474) the Hoare annotation is: true [2020-07-21 12:51:10,454 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 457 480) the Hoare annotation is: true [2020-07-21 12:51:10,454 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:51:10,454 INFO L268 CegarLoopResult]: For program point L461(lines 460 479) no Hoare annotation was computed. [2020-07-21 12:51:10,454 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 457 480) no Hoare annotation was computed. [2020-07-21 12:51:10,454 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 457 480) no Hoare annotation was computed. [2020-07-21 12:51:10,455 INFO L271 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: true [2020-07-21 12:51:10,455 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 794 823) no Hoare annotation was computed. [2020-07-21 12:51:10,455 INFO L268 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-07-21 12:51:10,455 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 794 823) the Hoare annotation is: true [2020-07-21 12:51:10,455 INFO L271 CegarLoopResult]: At program point L819(lines 794 823) the Hoare annotation is: true [2020-07-21 12:51:10,455 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-21 12:51:10,455 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-07-21 12:51:10,456 INFO L271 CegarLoopResult]: At program point L808-1(lines 808 812) the Hoare annotation is: true [2020-07-21 12:51:10,456 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-07-21 12:51:10,456 INFO L271 CegarLoopResult]: At program point L804-2(lines 804 818) the Hoare annotation is: true [2020-07-21 12:51:10,456 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 715 726) the Hoare annotation is: true [2020-07-21 12:51:10,456 INFO L268 CegarLoopResult]: For program point L719-1(lines 715 726) no Hoare annotation was computed. [2020-07-21 12:51:10,456 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 715 726) no Hoare annotation was computed. [2020-07-21 12:51:10,456 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 848 854) no Hoare annotation was computed. [2020-07-21 12:51:10,456 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 848 854) the Hoare annotation is: true [2020-07-21 12:51:10,457 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,457 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:10,457 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:10,457 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:10,457 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 727 738) no Hoare annotation was computed. [2020-07-21 12:51:10,457 INFO L268 CegarLoopResult]: For program point L731-1(lines 727 738) no Hoare annotation was computed. [2020-07-21 12:51:10,457 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 727 738) the Hoare annotation is: true [2020-07-21 12:51:10,458 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 664 671) no Hoare annotation was computed. [2020-07-21 12:51:10,458 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2020-07-21 12:51:10,458 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 664 671) the Hoare annotation is: true [2020-07-21 12:51:10,458 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 664 671) no Hoare annotation was computed. [2020-07-21 12:51:10,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:10 BoogieIcfgContainer [2020-07-21 12:51:10,475 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:10,478 INFO L168 Benchmark]: Toolchain (without parser) took 6625.56 ms. Allocated memory was 138.9 MB in the beginning and 287.8 MB in the end (delta: 148.9 MB). Free memory was 102.6 MB in the beginning and 161.0 MB in the end (delta: -58.4 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,479 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.44 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 174.3 MB in the end (delta: -72.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,486 INFO L168 Benchmark]: Boogie Preprocessor took 81.86 ms. Allocated memory is still 203.9 MB. Free memory was 174.3 MB in the beginning and 170.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,487 INFO L168 Benchmark]: RCFGBuilder took 1276.10 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 170.1 MB in the beginning and 202.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,488 INFO L168 Benchmark]: TraceAbstraction took 4619.69 ms. Allocated memory was 237.5 MB in the beginning and 287.8 MB in the end (delta: 50.3 MB). Free memory was 202.7 MB in the beginning and 161.0 MB in the end (delta: 41.7 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:10,498 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.44 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 174.3 MB in the end (delta: -72.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.86 ms. Allocated memory is still 203.9 MB. Free memory was 174.3 MB in the beginning and 170.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1276.10 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 170.1 MB in the beginning and 202.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4619.69 ms. Allocated memory was 237.5 MB in the beginning and 287.8 MB in the end (delta: 50.3 MB). Free memory was 202.7 MB in the beginning and 161.0 MB in the end (delta: 41.7 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 668]: 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: 606]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 509 SDtfs, 173 SDslu, 695 SDs, 0 SdLazy, 108 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 241 PreInvPairs, 268 NumberOfFragments, 395 HoareAnnotationTreeSize, 241 FomulaSimplifications, 163 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 46 FomulaSimplificationsInter, 819 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 28368 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3433 ConjunctsInSsa, 45 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...