/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_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:22:12,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:22:12,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:22:12,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:22:12,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:22:12,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:22:12,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:22:12,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:22:12,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:22:12,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:22:12,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:22:12,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:22:12,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:22:12,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:22:12,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:22:12,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:22:12,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:22:12,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:22:12,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:22:12,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:22:12,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:22:12,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:22:12,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:22:12,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:22:12,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:22:12,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:22:12,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:22:12,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:22:12,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:22:12,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:22:12,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:22:12,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:22:12,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:22:12,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:22:12,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:22:12,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:22:12,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:22:12,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:22:12,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:22:12,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:22:12,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:22:12,461 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 [2020-07-20 16:22:12,497 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:22:12,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:22:12,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:22:12,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:22:12,501 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:22:12,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:22:12,502 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:22:12,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:22:12,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:22:12,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:22:12,506 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:22:12,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:22:12,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:22:12,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:22:12,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:22:12,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:22:12,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:12,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:22:12,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:22:12,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:22:12,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:22:12,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:12,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:22:12,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:22:12,514 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_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:22:12,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:22:12,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:22:12,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:22:12,801 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:22:12,801 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:22:12,802 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-07-20 16:22:12,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c097441/e75b7083c4354324ac332692c2792149/FLAG9fc0b133c [2020-07-20 16:22:13,423 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:22:13,424 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-07-20 16:22:13,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c097441/e75b7083c4354324ac332692c2792149/FLAG9fc0b133c [2020-07-20 16:22:13,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c097441/e75b7083c4354324ac332692c2792149 [2020-07-20 16:22:13,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:22:13,716 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:22:13,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:13,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:22:13,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:22:13,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:13" (1/1) ... [2020-07-20 16:22:13,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8e84bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:13, skipping insertion in model container [2020-07-20 16:22:13,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:13" (1/1) ... [2020-07-20 16:22:13,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:22:13,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:22:14,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:14,223 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:22:14,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:14,352 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:22:14,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14 WrapperNode [2020-07-20 16:22:14,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:14,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:22:14,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:22:14,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:22:14,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (1/1) ... [2020-07-20 16:22:14,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:22:14,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:22:14,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:22:14,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:22:14,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (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 [2020-07-20 16:22:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:22:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:22:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:22:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:22:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:22:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:22:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:22:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:22:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:22:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:22:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:22:14,547 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:22:14,547 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:22:14,548 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:22:14,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:22:14,548 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:22:14,548 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:22:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:22:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:22:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:22:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 16:22:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:22:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:22:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:22:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:22:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:22:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 16:22:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:22:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 16:22:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:22:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:22:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:22:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:22:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:22:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:22:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:22:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:22:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:22:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:22:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:22:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:22:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:22:14,557 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:22:14,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:14,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:22:14,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:22:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:22:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:22:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:22:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:22:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:22:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:22:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:22:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:22:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:22:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 16:22:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:22:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:22:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:22:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:22:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:22:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 16:22:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:22:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:22:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:22:15,732 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:22:15,733 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:22:15,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:15 BoogieIcfgContainer [2020-07-20 16:22:15,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:22:15,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:22:15,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:22:15,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:22:15,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:22:13" (1/3) ... [2020-07-20 16:22:15,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dd5edcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:15, skipping insertion in model container [2020-07-20 16:22:15,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:14" (2/3) ... [2020-07-20 16:22:15,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dd5edcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:15, skipping insertion in model container [2020-07-20 16:22:15,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:15" (3/3) ... [2020-07-20 16:22:15,748 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-07-20 16:22:15,759 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:22:15,767 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:22:15,783 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:22:15,810 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:22:15,810 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:22:15,810 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:22:15,811 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:22:15,811 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:22:15,811 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:22:15,811 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:22:15,812 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:22:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-07-20 16:22:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 16:22:15,847 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:15,848 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] [2020-07-20 16:22:15,848 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:15,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2020-07-20 16:22:15,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:15,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1606098921] [2020-07-20 16:22:15,865 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 16:22:16,368 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:16,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:16,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:22:16,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:16,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:16,414 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:16,415 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1606098921] [2020-07-20 16:22:16,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:16,416 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:22:16,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955740602] [2020-07-20 16:22:16,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:22:16,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:16,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:22:16,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:16,440 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2020-07-20 16:22:16,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:16,483 INFO L93 Difference]: Finished difference Result 246 states and 307 transitions. [2020-07-20 16:22:16,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:22:16,484 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 16:22:16,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:16,498 INFO L225 Difference]: With dead ends: 246 [2020-07-20 16:22:16,498 INFO L226 Difference]: Without dead ends: 123 [2020-07-20 16:22:16,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:16,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-20 16:22:16,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2020-07-20 16:22:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-20 16:22:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2020-07-20 16:22:16,577 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 46 [2020-07-20 16:22:16,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:16,577 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2020-07-20 16:22:16,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:22:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2020-07-20 16:22:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 16:22:16,586 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:16,586 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] [2020-07-20 16:22:16,787 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:16,788 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:16,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:16,789 INFO L82 PathProgramCache]: Analyzing trace with hash 18022412, now seen corresponding path program 1 times [2020-07-20 16:22:16,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:16,790 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1735586478] [2020-07-20 16:22:16,791 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 16:22:17,213 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:17,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:17,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:22:17,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:17,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:17,268 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:17,268 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1735586478] [2020-07-20 16:22:17,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:17,269 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:17,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804253707] [2020-07-20 16:22:17,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:17,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:17,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:17,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:17,272 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 3 states. [2020-07-20 16:22:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:17,294 INFO L93 Difference]: Finished difference Result 191 states and 225 transitions. [2020-07-20 16:22:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:17,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 16:22:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:17,297 INFO L225 Difference]: With dead ends: 191 [2020-07-20 16:22:17,297 INFO L226 Difference]: Without dead ends: 114 [2020-07-20 16:22:17,299 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:17,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-20 16:22:17,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-20 16:22:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-20 16:22:17,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-07-20 16:22:17,315 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 47 [2020-07-20 16:22:17,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:17,318 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-07-20 16:22:17,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-07-20 16:22:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:22:17,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:17,324 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] [2020-07-20 16:22:17,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:17,532 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:17,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:17,533 INFO L82 PathProgramCache]: Analyzing trace with hash 20251595, now seen corresponding path program 1 times [2020-07-20 16:22:17,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:17,533 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [458668282] [2020-07-20 16:22:17,533 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 16:22:17,945 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:17,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:17,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:22:17,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:17,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:17,991 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:17,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [458668282] [2020-07-20 16:22:17,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:17,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:17,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288194692] [2020-07-20 16:22:17,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:17,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:17,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:17,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:17,994 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2020-07-20 16:22:18,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:18,010 INFO L93 Difference]: Finished difference Result 204 states and 243 transitions. [2020-07-20 16:22:18,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:18,011 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:22:18,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:18,013 INFO L225 Difference]: With dead ends: 204 [2020-07-20 16:22:18,013 INFO L226 Difference]: Without dead ends: 114 [2020-07-20 16:22:18,014 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 [2020-07-20 16:22:18,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-20 16:22:18,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-20 16:22:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-20 16:22:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2020-07-20 16:22:18,031 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 52 [2020-07-20 16:22:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:18,031 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2020-07-20 16:22:18,031 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:18,031 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2020-07-20 16:22:18,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 16:22:18,033 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:18,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:18,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:18,250 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:18,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:18,251 INFO L82 PathProgramCache]: Analyzing trace with hash -616674480, now seen corresponding path program 1 times [2020-07-20 16:22:18,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:18,252 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1864119443] [2020-07-20 16:22:18,253 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 16:22:18,714 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:18,714 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:18,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:22:18,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:18,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:18,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:18,766 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1864119443] [2020-07-20 16:22:18,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:18,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:22:18,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52627982] [2020-07-20 16:22:18,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:22:18,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:18,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:22:18,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:22:18,768 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 6 states. [2020-07-20 16:22:18,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:18,956 INFO L93 Difference]: Finished difference Result 171 states and 203 transitions. [2020-07-20 16:22:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:22:18,957 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-20 16:22:18,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:18,958 INFO L225 Difference]: With dead ends: 171 [2020-07-20 16:22:18,958 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:22:18,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:22:18,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:22:18,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:22:18,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:22:18,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:22:18,960 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-07-20 16:22:18,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:18,960 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:22:18,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:22:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:22:18,961 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:22:19,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:19,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:22:19,717 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-20 16:22:19,717 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-07-20 16:22:19,718 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-07-20 16:22:19,719 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-07-20 16:22:19,720 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-07-20 16:22:19,720 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-07-20 16:22:19,720 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2020-07-20 16:22:19,720 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2020-07-20 16:22:19,720 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2020-07-20 16:22:19,720 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2020-07-20 16:22:19,721 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2020-07-20 16:22:19,721 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-20 16:22:19,721 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-20 16:22:19,721 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,721 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,721 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,722 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,722 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-20 16:22:19,722 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-20 16:22:19,722 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,722 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,722 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-20 16:22:19,722 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:19,722 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 16:22:19,723 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-20 16:22:19,724 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,725 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,725 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-07-20 16:22:19,725 INFO L264 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,725 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-07-20 16:22:19,725 INFO L268 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-07-20 16:22:19,725 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,725 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,726 INFO L268 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2020-07-20 16:22:19,726 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2020-07-20 16:22:19,726 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-07-20 16:22:19,726 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2020-07-20 16:22:19,727 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-07-20 16:22:19,728 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-07-20 16:22:19,729 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,730 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-20 16:22:19,730 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-20 16:22:19,730 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2020-07-20 16:22:19,730 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2020-07-20 16:22:19,730 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-07-20 16:22:19,730 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-07-20 16:22:19,730 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2020-07-20 16:22:19,730 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2020-07-20 16:22:19,731 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-07-20 16:22:19,731 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-07-20 16:22:19,731 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,731 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-07-20 16:22:19,731 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,731 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-07-20 16:22:19,731 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,731 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,732 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-20 16:22:19,732 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,732 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-07-20 16:22:19,732 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-07-20 16:22:19,732 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2020-07-20 16:22:19,732 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2020-07-20 16:22:19,732 INFO L264 CegarLoopResult]: At program point testENTRY(lines 882 947) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,733 INFO L268 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2020-07-20 16:22:19,733 INFO L268 CegarLoopResult]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2020-07-20 16:22:19,733 INFO L264 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,733 INFO L268 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2020-07-20 16:22:19,733 INFO L264 CegarLoopResult]: At program point L930-2(lines 922 935) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,733 INFO L268 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2020-07-20 16:22:19,734 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,734 INFO L268 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-07-20 16:22:19,734 INFO L264 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,734 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-07-20 16:22:19,734 INFO L268 CegarLoopResult]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2020-07-20 16:22:19,734 INFO L264 CegarLoopResult]: At program point L937(lines 892 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,734 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-07-20 16:22:19,735 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-07-20 16:22:19,736 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-07-20 16:22:19,737 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-07-20 16:22:19,738 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-07-20 16:22:19,739 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-07-20 16:22:19,740 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: true [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,741 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,741 INFO L264 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,741 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,741 INFO L268 CegarLoopResult]: For program point L660(lines 659 678) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:19,742 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-20 16:22:19,742 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-20 16:22:19,742 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-20 16:22:19,743 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-20 16:22:19,743 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-20 16:22:19,743 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-20 16:22:19,743 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-20 16:22:19,743 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-20 16:22:19,743 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-07-20 16:22:19,743 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-07-20 16:22:19,743 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-07-20 16:22:19,744 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-07-20 16:22:19,744 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-07-20 16:22:19,744 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-07-20 16:22:19,744 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-20 16:22:19,744 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-20 16:22:19,744 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,744 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:22:19,744 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2020-07-20 16:22:19,745 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-07-20 16:22:19,745 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: true [2020-07-20 16:22:19,745 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-07-20 16:22:19,746 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L268 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L268 CegarLoopResult]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2020-07-20 16:22:19,746 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-07-20 16:22:19,747 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-20 16:22:19,747 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2020-07-20 16:22:19,747 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2020-07-20 16:22:19,747 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:22:19,747 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-07-20 16:22:19,747 INFO L271 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: true [2020-07-20 16:22:19,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:22:19 BoogieIcfgContainer [2020-07-20 16:22:19,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:22:19,765 INFO L168 Benchmark]: Toolchain (without parser) took 6049.51 ms. Allocated memory was 140.0 MB in the beginning and 279.4 MB in the end (delta: 139.5 MB). Free memory was 103.8 MB in the beginning and 219.3 MB in the end (delta: -115.5 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,766 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 140.0 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.38 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 172.1 MB in the end (delta: -68.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,767 INFO L168 Benchmark]: Boogie Preprocessor took 98.48 ms. Allocated memory is still 204.5 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,769 INFO L168 Benchmark]: RCFGBuilder took 1282.70 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 168.1 MB in the beginning and 192.4 MB in the end (delta: -24.3 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,770 INFO L168 Benchmark]: TraceAbstraction took 4021.44 ms. Allocated memory was 235.4 MB in the beginning and 279.4 MB in the end (delta: 44.0 MB). Free memory was 192.4 MB in the beginning and 219.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:19,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 140.0 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.38 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 172.1 MB in the end (delta: -68.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.48 ms. Allocated memory is still 204.5 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1282.70 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 168.1 MB in the beginning and 192.4 MB in the end (delta: -24.3 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4021.44 ms. Allocated memory was 235.4 MB in the beginning and 279.4 MB in the end (delta: 44.0 MB). Free memory was 192.4 MB in the beginning and 219.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 892]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 175 SDslu, 324 SDs, 0 SdLazy, 58 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 224 PreInvPairs, 232 NumberOfFragments, 434 HoareAnnotationTreeSize, 224 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 212 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 210 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 206 ConstructedInterpolants, 0 QuantifiedInterpolants, 17690 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2607 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...