/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:41:15,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:41:15,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:41:15,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:41:15,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:41:15,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:41:15,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:41:15,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:41:15,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:41:15,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:41:15,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:41:15,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:41:15,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:41:15,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:41:15,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:41:15,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:41:15,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:41:15,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:41:15,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:41:15,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:41:15,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:41:15,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:41:15,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:41:15,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:41:15,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:41:15,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:41:15,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:41:15,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:41:15,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:41:15,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:41:15,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:41:15,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:41:15,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:41:15,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:41:15,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:41:15,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:41:15,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:41:15,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:41:15,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:41:15,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:41:15,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:41:15,489 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 10:41:15,526 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:41:15,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:41:15,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:41:15,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:41:15,528 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:41:15,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:41:15,528 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:41:15,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:41:15,529 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:41:15,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:41:15,530 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:41:15,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:41:15,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:41:15,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:41:15,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:41:15,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:41:15,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:15,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:41:15,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:41:15,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:41:15,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:41:15,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:15,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:41:15,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:41:15,534 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 -> NOT_INCREMENTALLY [2020-07-20 10:41:15,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:41:15,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:41:15,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:41:15,850 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:41:15,851 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:41:15,852 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-07-20 10:41:15,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f7674ae/12ad18dfdfce4ec7b4d5a67e93f7917f/FLAG3a6acceb7 [2020-07-20 10:41:16,396 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:41:16,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-07-20 10:41:16,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f7674ae/12ad18dfdfce4ec7b4d5a67e93f7917f/FLAG3a6acceb7 [2020-07-20 10:41:16,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f7674ae/12ad18dfdfce4ec7b4d5a67e93f7917f [2020-07-20 10:41:16,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:41:16,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:41:16,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:16,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:41:16,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:41:16,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:16" (1/1) ... [2020-07-20 10:41:16,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5adfafa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:16, skipping insertion in model container [2020-07-20 10:41:16,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:16" (1/1) ... [2020-07-20 10:41:16,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:41:16,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:41:17,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:17,136 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:41:17,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:17,399 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:41:17,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17 WrapperNode [2020-07-20 10:41:17,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:17,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:41:17,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:41:17,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:41:17,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (1/1) ... [2020-07-20 10:41:17,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:41:17,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:41:17,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:41:17,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:41:17,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (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 10:41:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:41:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:41:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:41:17,570 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:41:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:41:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:41:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:41:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:41:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:41:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:41:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:41:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:41:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:41:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:41:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:41:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:41:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:41:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:41:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:41:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:41:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:41:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:41:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:41:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:41:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:41:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:41:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:41:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:41:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:41:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:41:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:41:18,754 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:41:18,755 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:41:18,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:18 BoogieIcfgContainer [2020-07-20 10:41:18,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:41:18,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:41:18,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:41:18,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:41:18,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:41:16" (1/3) ... [2020-07-20 10:41:18,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adb88cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:18, skipping insertion in model container [2020-07-20 10:41:18,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:17" (2/3) ... [2020-07-20 10:41:18,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adb88cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:18, skipping insertion in model container [2020-07-20 10:41:18,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:18" (3/3) ... [2020-07-20 10:41:18,767 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2020-07-20 10:41:18,777 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:41:18,785 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:41:18,798 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:41:18,822 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:41:18,823 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:41:18,823 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:41:18,823 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:41:18,823 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:41:18,823 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:41:18,824 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:41:18,824 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:41:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-07-20 10:41:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 10:41:18,852 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:18,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:18,854 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:18,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:18,860 INFO L82 PathProgramCache]: Analyzing trace with hash -45404099, now seen corresponding path program 1 times [2020-07-20 10:41:18,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:18,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1829062522] [2020-07-20 10:41:18,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:19,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:41:19,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:19,161 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 10:41:19,161 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:19,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1829062522] [2020-07-20 10:41:19,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:19,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:41:19,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766137176] [2020-07-20 10:41:19,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:41:19,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:19,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:41:19,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:19,188 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2020-07-20 10:41:19,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:19,234 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2020-07-20 10:41:19,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:41:19,235 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 10:41:19,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:19,250 INFO L225 Difference]: With dead ends: 252 [2020-07-20 10:41:19,250 INFO L226 Difference]: Without dead ends: 128 [2020-07-20 10:41:19,255 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:19,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-20 10:41:19,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-07-20 10:41:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-20 10:41:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-07-20 10:41:19,313 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2020-07-20 10:41:19,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:19,314 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-07-20 10:41:19,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:41:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-07-20 10:41:19,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:41:19,318 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:19,318 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 10:41:19,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:19,533 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:19,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:19,535 INFO L82 PathProgramCache]: Analyzing trace with hash 686467527, now seen corresponding path program 1 times [2020-07-20 10:41:19,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:19,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1229966602] [2020-07-20 10:41:19,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:19,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:19,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:19,828 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 10:41:19,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:19,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1229966602] [2020-07-20 10:41:19,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:19,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:19,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992878324] [2020-07-20 10:41:19,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:19,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:19,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:19,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:19,833 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2020-07-20 10:41:19,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:19,865 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2020-07-20 10:41:19,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:19,865 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:41:19,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:19,868 INFO L225 Difference]: With dead ends: 197 [2020-07-20 10:41:19,868 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 10:41:19,869 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 10:41:19,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 10:41:19,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 10:41:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 10:41:19,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-20 10:41:19,883 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2020-07-20 10:41:19,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:19,884 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-20 10:41:19,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:19,884 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-20 10:41:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 10:41:19,886 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:19,887 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:20,100 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:20,101 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:20,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:20,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1825011612, now seen corresponding path program 1 times [2020-07-20 10:41:20,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:20,102 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1872768106] [2020-07-20 10:41:20,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:20,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:41:20,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:20,307 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 10:41:20,307 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:20,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1872768106] [2020-07-20 10:41:20,308 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:20,308 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:20,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947558528] [2020-07-20 10:41:20,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:20,309 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:20,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:20,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:20,310 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-20 10:41:20,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:20,326 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2020-07-20 10:41:20,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:20,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 10:41:20,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:20,328 INFO L225 Difference]: With dead ends: 210 [2020-07-20 10:41:20,329 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 10:41:20,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 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 10:41:20,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 10:41:20,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 10:41:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 10:41:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2020-07-20 10:41:20,343 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2020-07-20 10:41:20,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:20,344 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2020-07-20 10:41:20,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2020-07-20 10:41:20,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 10:41:20,347 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:20,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:20,560 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:20,561 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:20,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:20,562 INFO L82 PathProgramCache]: Analyzing trace with hash -259302488, now seen corresponding path program 1 times [2020-07-20 10:41:20,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:20,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [266218199] [2020-07-20 10:41:20,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:20,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:20,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:20,790 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 10:41:20,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:20,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [266218199] [2020-07-20 10:41:20,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:20,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:20,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341499019] [2020-07-20 10:41:20,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:20,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:20,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:20,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:20,793 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 3 states. [2020-07-20 10:41:20,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:20,842 INFO L93 Difference]: Finished difference Result 210 states and 252 transitions. [2020-07-20 10:41:20,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:20,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-20 10:41:20,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:20,846 INFO L225 Difference]: With dead ends: 210 [2020-07-20 10:41:20,846 INFO L226 Difference]: Without dead ends: 207 [2020-07-20 10:41:20,847 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 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 10:41:20,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-07-20 10:41:20,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2020-07-20 10:41:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-07-20 10:41:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 249 transitions. [2020-07-20 10:41:20,891 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 249 transitions. Word has length 70 [2020-07-20 10:41:20,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:20,892 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 249 transitions. [2020-07-20 10:41:20,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 249 transitions. [2020-07-20 10:41:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-20 10:41:20,904 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:20,905 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:21,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:21,107 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:21,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:21,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1162845497, now seen corresponding path program 1 times [2020-07-20 10:41:21,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:21,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1810301844] [2020-07-20 10:41:21,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:21,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:41:21,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-07-20 10:41:21,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:21,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1810301844] [2020-07-20 10:41:21,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:21,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:41:21,336 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653591260] [2020-07-20 10:41:21,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:21,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:21,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:21,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:41:21,337 INFO L87 Difference]: Start difference. First operand 207 states and 249 transitions. Second operand 6 states. [2020-07-20 10:41:21,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:21,510 INFO L93 Difference]: Finished difference Result 264 states and 322 transitions. [2020-07-20 10:41:21,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:41:21,510 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2020-07-20 10:41:21,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:21,511 INFO L225 Difference]: With dead ends: 264 [2020-07-20 10:41:21,511 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:41:21,512 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 110 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 10:41:21,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:41:21,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:41:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:41:21,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:41:21,513 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 114 [2020-07-20 10:41:21,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:21,514 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:41:21,514 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:21,514 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:41:21,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:41:21,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:21,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:41:22,520 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:22,521 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:22,521 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 10:41:22,521 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 10:41:22,521 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:22,522 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 10:41:22,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:22,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:22,522 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 10:41:22,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:22,524 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 10:41:22,524 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:22,524 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 10:41:22,524 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2020-07-20 10:41:22,524 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2020-07-20 10:41:22,525 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2020-07-20 10:41:22,525 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2020-07-20 10:41:22,525 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2020-07-20 10:41:22,525 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 523 545) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,525 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 523 545) no Hoare annotation was computed. [2020-07-20 10:41:22,525 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,526 INFO L264 CegarLoopResult]: At program point L535-1(line 535) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,526 INFO L268 CegarLoopResult]: For program point L533(lines 533 540) no Hoare annotation was computed. [2020-07-20 10:41:22,526 INFO L268 CegarLoopResult]: For program point L533-1(lines 533 540) no Hoare annotation was computed. [2020-07-20 10:41:22,526 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-20 10:41:22,526 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,527 INFO L264 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,527 INFO L264 CegarLoopResult]: At program point L529-1(line 529) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,527 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 523 545) no Hoare annotation was computed. [2020-07-20 10:41:22,527 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2020-07-20 10:41:22,527 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2020-07-20 10:41:22,527 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2020-07-20 10:41:22,527 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-20 10:41:22,528 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-20 10:41:22,529 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 10:41:22,530 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:22,530 INFO L268 CegarLoopResult]: For program point L767-1(lines 748 772) no Hoare annotation was computed. [2020-07-20 10:41:22,530 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,530 INFO L264 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,530 INFO L268 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-07-20 10:41:22,530 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,530 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-07-20 10:41:22,531 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 748 772) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:22,531 INFO L268 CegarLoopResult]: For program point L752(lines 752 769) no Hoare annotation was computed. [2020-07-20 10:41:22,531 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 748 772) no Hoare annotation was computed. [2020-07-20 10:41:22,531 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 843 851) no Hoare annotation was computed. [2020-07-20 10:41:22,531 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 843 851) the Hoare annotation is: true [2020-07-20 10:41:22,531 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 843 851) no Hoare annotation was computed. [2020-07-20 10:41:22,531 INFO L268 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-07-20 10:41:22,532 INFO L271 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: true [2020-07-20 10:41:22,532 INFO L268 CegarLoopResult]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2020-07-20 10:41:22,532 INFO L268 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-07-20 10:41:22,532 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 888 906) the Hoare annotation is: true [2020-07-20 10:41:22,532 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 888 906) no Hoare annotation was computed. [2020-07-20 10:41:22,532 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 888 906) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point L859(lines 859 867) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point L859-2(lines 859 867) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 852 887) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point L871(lines 871 879) no Hoare annotation was computed. [2020-07-20 10:41:22,533 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 852 887) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point L871-2(lines 871 879) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 852 887) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:22,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:22,535 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 512 522) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,536 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 512 522) no Hoare annotation was computed. [2020-07-20 10:41:22,536 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 512 522) no Hoare annotation was computed. [2020-07-20 10:41:22,536 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,536 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 832 842) the Hoare annotation is: true [2020-07-20 10:41:22,536 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 832 842) no Hoare annotation was computed. [2020-07-20 10:41:22,536 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 832 842) no Hoare annotation was computed. [2020-07-20 10:41:22,536 INFO L271 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: true [2020-07-20 10:41:22,537 INFO L268 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-07-20 10:41:22,537 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 824 831) the Hoare annotation is: true [2020-07-20 10:41:22,537 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 824 831) no Hoare annotation was computed. [2020-07-20 10:41:22,537 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 824 831) no Hoare annotation was computed. [2020-07-20 10:41:22,537 INFO L264 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:22,537 INFO L268 CegarLoopResult]: For program point L793-1(lines 774 798) no Hoare annotation was computed. [2020-07-20 10:41:22,537 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 774 798) no Hoare annotation was computed. [2020-07-20 10:41:22,538 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,538 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 774 798) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:22,538 INFO L264 CegarLoopResult]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,538 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-20 10:41:22,538 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,538 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-07-20 10:41:22,539 INFO L268 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-07-20 10:41:22,539 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 740 746) no Hoare annotation was computed. [2020-07-20 10:41:22,539 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 740 746) the Hoare annotation is: true [2020-07-20 10:41:22,539 INFO L264 CegarLoopResult]: At program point testENTRY(lines 642 707) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,539 INFO L264 CegarLoopResult]: At program point L700(lines 651 701) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,539 INFO L268 CegarLoopResult]: For program point testFINAL(lines 642 707) no Hoare annotation was computed. [2020-07-20 10:41:22,539 INFO L268 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-07-20 10:41:22,540 INFO L264 CegarLoopResult]: At program point L690-2(lines 682 695) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,540 INFO L268 CegarLoopResult]: For program point L653(lines 652 699) no Hoare annotation was computed. [2020-07-20 10:41:22,540 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,540 INFO L268 CegarLoopResult]: For program point L682(lines 682 695) no Hoare annotation was computed. [2020-07-20 10:41:22,540 INFO L264 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2020-07-20 10:41:22,541 INFO L264 CegarLoopResult]: At program point L697(lines 652 699) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,541 INFO L264 CegarLoopResult]: At program point L664(line 664) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-07-20 10:41:22,541 INFO L268 CegarLoopResult]: For program point testEXIT(lines 642 707) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 799 806) no Hoare annotation was computed. [2020-07-20 10:41:22,542 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 799 806) no Hoare annotation was computed. [2020-07-20 10:41:22,543 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 799 806) no Hoare annotation was computed. [2020-07-20 10:41:22,543 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 631 639) no Hoare annotation was computed. [2020-07-20 10:41:22,543 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 631 639) the Hoare annotation is: true [2020-07-20 10:41:22,543 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 631 639) no Hoare annotation was computed. [2020-07-20 10:41:22,543 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,543 INFO L268 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2020-07-20 10:41:22,543 INFO L268 CegarLoopResult]: For program point L946(lines 946 956) no Hoare annotation was computed. [2020-07-20 10:41:22,544 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 934 962) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,544 INFO L264 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,544 INFO L268 CegarLoopResult]: For program point L944-1(line 944) no Hoare annotation was computed. [2020-07-20 10:41:22,544 INFO L268 CegarLoopResult]: For program point L942(lines 942 959) no Hoare annotation was computed. [2020-07-20 10:41:22,544 INFO L268 CegarLoopResult]: For program point L942-1(lines 934 962) no Hoare annotation was computed. [2020-07-20 10:41:22,544 INFO L264 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,544 INFO L268 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 934 962) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 926 933) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 926 933) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 926 933) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point L607(lines 607 615) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point L607-2(lines 607 615) no Hoare annotation was computed. [2020-07-20 10:41:22,545 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 599 621) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 599 621) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 599 621) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 10:41:22,546 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 10:41:22,547 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2020-07-20 10:41:22,548 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point L818-1(lines 807 823) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point L814(lines 814 820) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 807 823) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-20 10:41:22,549 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 807 823) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 622 630) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 622 630) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 622 630) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,550 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 578 589) the Hoare annotation is: true [2020-07-20 10:41:22,551 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 578 589) no Hoare annotation was computed. [2020-07-20 10:41:22,551 INFO L268 CegarLoopResult]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2020-07-20 10:41:22,551 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,551 INFO L264 CegarLoopResult]: At program point L727(lines 727 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,551 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:22,551 INFO L268 CegarLoopResult]: For program point L720(lines 719 738) no Hoare annotation was computed. [2020-07-20 10:41:22,552 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 716 739) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:22,552 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 716 739) no Hoare annotation was computed. [2020-07-20 10:41:22,552 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 716 739) no Hoare annotation was computed. [2020-07-20 10:41:22,552 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2020-07-20 10:41:22,552 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2020-07-20 10:41:22,552 INFO L271 CegarLoopResult]: At program point L471(lines 446 475) the Hoare annotation is: true [2020-07-20 10:41:22,553 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 10:41:22,553 INFO L268 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-07-20 10:41:22,553 INFO L271 CegarLoopResult]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2020-07-20 10:41:22,553 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 10:41:22,553 INFO L271 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2020-07-20 10:41:22,553 INFO L271 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-07-20 10:41:22,553 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-07-20 10:41:22,553 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 590 598) the Hoare annotation is: true [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 590 598) no Hoare annotation was computed. [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 590 598) no Hoare annotation was computed. [2020-07-20 10:41:22,554 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 554 565) the Hoare annotation is: true [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point L558-1(lines 554 565) no Hoare annotation was computed. [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 554 565) no Hoare annotation was computed. [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2020-07-20 10:41:22,554 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2020-07-20 10:41:22,554 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,555 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:41:22,555 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:22,555 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:22,555 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 907 914) no Hoare annotation was computed. [2020-07-20 10:41:22,555 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 907 914) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:22,555 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 907 914) no Hoare annotation was computed. [2020-07-20 10:41:22,556 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 566 577) no Hoare annotation was computed. [2020-07-20 10:41:22,556 INFO L268 CegarLoopResult]: For program point L570-1(lines 566 577) no Hoare annotation was computed. [2020-07-20 10:41:22,556 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 566 577) the Hoare annotation is: true [2020-07-20 10:41:22,556 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 916 923) no Hoare annotation was computed. [2020-07-20 10:41:22,556 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2020-07-20 10:41:22,556 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 916 923) the Hoare annotation is: true [2020-07-20 10:41:22,556 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 916 923) no Hoare annotation was computed. [2020-07-20 10:41:22,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:41:22 BoogieIcfgContainer [2020-07-20 10:41:22,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:41:22,575 INFO L168 Benchmark]: Toolchain (without parser) took 5844.60 ms. Allocated memory was 140.0 MB in the beginning and 279.4 MB in the end (delta: 139.5 MB). Free memory was 103.6 MB in the beginning and 129.1 MB in the end (delta: -25.5 MB). Peak memory consumption was 114.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,576 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.70 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 103.2 MB in the beginning and 175.2 MB in the end (delta: -72.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,577 INFO L168 Benchmark]: Boogie Preprocessor took 92.58 ms. Allocated memory is still 205.0 MB. Free memory was 175.2 MB in the beginning and 171.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,578 INFO L168 Benchmark]: RCFGBuilder took 1266.21 ms. Allocated memory was 205.0 MB in the beginning and 235.4 MB in the end (delta: 30.4 MB). Free memory was 171.1 MB in the beginning and 195.1 MB in the end (delta: -24.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,579 INFO L168 Benchmark]: TraceAbstraction took 3811.32 ms. Allocated memory was 235.4 MB in the beginning and 279.4 MB in the end (delta: 44.0 MB). Free memory was 193.7 MB in the beginning and 129.1 MB in the end (delta: 64.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:22,584 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 668.70 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 103.2 MB in the beginning and 175.2 MB in the end (delta: -72.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.58 ms. Allocated memory is still 205.0 MB. Free memory was 175.2 MB in the beginning and 171.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1266.21 ms. Allocated memory was 205.0 MB in the beginning and 235.4 MB in the end (delta: 30.4 MB). Free memory was 171.1 MB in the beginning and 195.1 MB in the end (delta: -24.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3811.32 ms. Allocated memory was 235.4 MB in the beginning and 279.4 MB in the end (delta: 44.0 MB). Free memory was 193.7 MB in the beginning and 129.1 MB in the end (delta: 64.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 920]: 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: 652]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive))) || (((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 680 SDtfs, 269 SDslu, 450 SDs, 0 SdLazy, 63 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 342 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 266 PreInvPairs, 274 NumberOfFragments, 692 HoareAnnotationTreeSize, 266 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 270 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 41949 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3619 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 40/40 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...