/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:59:24,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:59:24,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:59:24,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:59:24,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:59:24,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:59:24,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:59:24,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:59:24,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:59:24,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:59:24,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:59:24,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:59:24,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:59:24,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:59:24,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:59:24,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:59:24,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:59:24,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:59:24,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:59:24,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:59:24,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:59:24,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:59:24,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:59:24,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:59:24,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:59:24,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:59:24,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:59:24,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:59:24,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:59:24,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:59:24,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:59:24,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:59:24,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:59:24,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:59:24,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:59:24,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:59:24,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:59:24,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:59:24,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:59:24,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:59:24,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:59:24,460 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 [2020-07-10 13:59:24,475 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:59:24,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:59:24,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:59:24,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:59:24,476 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:59:24,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:59:24,477 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:59:24,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:59:24,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:59:24,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:59:24,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:59:24,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:59:24,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:59:24,478 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:59:24,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:59:24,479 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:59:24,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:59:24,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:59:24,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:59:24,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:59:24,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:59:24,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:59:24,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:59:24,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:59:24,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:59:24,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:59:24,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:59:24,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:59:24,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:59:24,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:59:24,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:59:24,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:59:24,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:59:24,761 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:59:24,762 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:59:24,762 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-10 13:59:24,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21ab1973/3c1c828c7cc7474f89ff2a6001e8ca24/FLAG3db86403d [2020-07-10 13:59:25,280 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:59:25,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-10 13:59:25,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21ab1973/3c1c828c7cc7474f89ff2a6001e8ca24/FLAG3db86403d [2020-07-10 13:59:25,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21ab1973/3c1c828c7cc7474f89ff2a6001e8ca24 [2020-07-10 13:59:25,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:59:25,679 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:59:25,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:59:25,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:59:25,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:59:25,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:59:25" (1/1) ... [2020-07-10 13:59:25,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec1a41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:25, skipping insertion in model container [2020-07-10 13:59:25,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:59:25" (1/1) ... [2020-07-10 13:59:25,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:59:25,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:59:26,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:59:26,303 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:59:26,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:59:26,420 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:59:26,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26 WrapperNode [2020-07-10 13:59:26,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:59:26,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:59:26,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:59:26,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:59:26,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (1/1) ... [2020-07-10 13:59:26,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:59:26,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:59:26,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:59:26,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:59:26,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (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 [2020-07-10 13:59:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:59:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:59:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:59:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:59:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 13:59:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-10 13:59:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:59:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:59:26,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:59:26,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:59:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:59:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:59:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 13:59:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:59:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:59:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:59:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:59:26,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:59:26,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:59:26,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:59:26,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:59:28,154 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:59:28,154 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:59:28,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:59:28 BoogieIcfgContainer [2020-07-10 13:59:28,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:59:28,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:59:28,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:59:28,165 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:59:28,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:59:25" (1/3) ... [2020-07-10 13:59:28,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ec579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:59:28, skipping insertion in model container [2020-07-10 13:59:28,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:59:26" (2/3) ... [2020-07-10 13:59:28,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ec579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:59:28, skipping insertion in model container [2020-07-10 13:59:28,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:59:28" (3/3) ... [2020-07-10 13:59:28,170 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product39.cil.c [2020-07-10 13:59:28,182 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:59:28,190 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:59:28,207 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:59:28,236 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:59:28,237 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:59:28,237 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:59:28,237 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:59:28,238 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:59:28,238 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:59:28,238 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:59:28,238 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:59:28,265 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-07-10 13:59:28,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:59:28,278 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:28,280 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] [2020-07-10 13:59:28,281 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:28,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:28,289 INFO L82 PathProgramCache]: Analyzing trace with hash -899623382, now seen corresponding path program 1 times [2020-07-10 13:59:28,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:28,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728743795] [2020-07-10 13:59:28,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,038 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,124 INFO L280 TraceCheckUtils]: 0: Hoare triple {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {181#true} is VALID [2020-07-10 13:59:29,125 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,125 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-10 13:59:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,130 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,131 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-10 13:59:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,135 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,135 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-10 13:59:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,140 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-10 13:59:29,141 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,141 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-10 13:59:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,145 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,145 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-10 13:59:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,149 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {181#true} is VALID [2020-07-10 13:59:29,150 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,150 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-10 13:59:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,154 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {181#true} is VALID [2020-07-10 13:59:29,155 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,155 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-10 13:59:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:29,160 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {181#true} is VALID [2020-07-10 13:59:29,160 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,160 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-10 13:59:29,167 INFO L263 TraceCheckUtils]: 0: Hoare triple {181#true} call ULTIMATE.init(); {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:59:29,168 INFO L280 TraceCheckUtils]: 1: Hoare triple {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {181#true} is VALID [2020-07-10 13:59:29,168 INFO L280 TraceCheckUtils]: 2: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,168 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-10 13:59:29,169 INFO L263 TraceCheckUtils]: 4: Hoare triple {181#true} call #t~ret74 := main(); {181#true} is VALID [2020-07-10 13:59:29,169 INFO L280 TraceCheckUtils]: 5: Hoare triple {181#true} havoc ~retValue_acc~11;havoc ~tmp~7; {181#true} is VALID [2020-07-10 13:59:29,169 INFO L263 TraceCheckUtils]: 6: Hoare triple {181#true} call select_helpers(); {181#true} is VALID [2020-07-10 13:59:29,170 INFO L280 TraceCheckUtils]: 7: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,170 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-10 13:59:29,170 INFO L263 TraceCheckUtils]: 9: Hoare triple {181#true} call select_features(); {181#true} is VALID [2020-07-10 13:59:29,171 INFO L280 TraceCheckUtils]: 10: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,171 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-10 13:59:29,171 INFO L263 TraceCheckUtils]: 12: Hoare triple {181#true} call #t~ret70 := valid_product(); {181#true} is VALID [2020-07-10 13:59:29,172 INFO L280 TraceCheckUtils]: 13: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-10 13:59:29,172 INFO L280 TraceCheckUtils]: 14: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,173 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-10 13:59:29,173 INFO L280 TraceCheckUtils]: 16: Hoare triple {181#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {181#true} is VALID [2020-07-10 13:59:29,173 INFO L280 TraceCheckUtils]: 17: Hoare triple {181#true} assume 0 != ~tmp~7; {181#true} is VALID [2020-07-10 13:59:29,174 INFO L263 TraceCheckUtils]: 18: Hoare triple {181#true} call setup(); {181#true} is VALID [2020-07-10 13:59:29,174 INFO L280 TraceCheckUtils]: 19: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,174 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-10 13:59:29,175 INFO L263 TraceCheckUtils]: 21: Hoare triple {181#true} call runTest(); {181#true} is VALID [2020-07-10 13:59:29,175 INFO L263 TraceCheckUtils]: 22: Hoare triple {181#true} call test(); {181#true} is VALID [2020-07-10 13:59:29,175 INFO L280 TraceCheckUtils]: 23: Hoare triple {181#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {181#true} is VALID [2020-07-10 13:59:29,176 INFO L280 TraceCheckUtils]: 24: Hoare triple {181#true} assume !true; {182#false} is VALID [2020-07-10 13:59:29,177 INFO L263 TraceCheckUtils]: 25: Hoare triple {182#false} call cleanup(); {182#false} is VALID [2020-07-10 13:59:29,177 INFO L280 TraceCheckUtils]: 26: Hoare triple {182#false} havoc ~i~0;havoc ~__cil_tmp2~0; {182#false} is VALID [2020-07-10 13:59:29,177 INFO L263 TraceCheckUtils]: 27: Hoare triple {182#false} call timeShift(); {182#false} is VALID [2020-07-10 13:59:29,178 INFO L280 TraceCheckUtils]: 28: Hoare triple {182#false} assume !(0 != ~pumpRunning~0); {182#false} is VALID [2020-07-10 13:59:29,178 INFO L280 TraceCheckUtils]: 29: Hoare triple {182#false} assume !(0 != ~systemActive~0); {182#false} is VALID [2020-07-10 13:59:29,178 INFO L263 TraceCheckUtils]: 30: Hoare triple {182#false} call __utac_acc__Specification3_spec__1(); {182#false} is VALID [2020-07-10 13:59:29,179 INFO L280 TraceCheckUtils]: 31: Hoare triple {182#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {182#false} is VALID [2020-07-10 13:59:29,179 INFO L263 TraceCheckUtils]: 32: Hoare triple {182#false} call #t~ret71 := isMethaneLevelCritical(); {181#true} is VALID [2020-07-10 13:59:29,179 INFO L280 TraceCheckUtils]: 33: Hoare triple {181#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {181#true} is VALID [2020-07-10 13:59:29,180 INFO L280 TraceCheckUtils]: 34: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,180 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-10 13:59:29,180 INFO L280 TraceCheckUtils]: 36: Hoare triple {182#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {182#false} is VALID [2020-07-10 13:59:29,181 INFO L280 TraceCheckUtils]: 37: Hoare triple {182#false} assume !(0 != ~tmp~8); {182#false} is VALID [2020-07-10 13:59:29,181 INFO L263 TraceCheckUtils]: 38: Hoare triple {182#false} call #t~ret72 := getWaterLevel(); {181#true} is VALID [2020-07-10 13:59:29,181 INFO L280 TraceCheckUtils]: 39: Hoare triple {181#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {181#true} is VALID [2020-07-10 13:59:29,182 INFO L280 TraceCheckUtils]: 40: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,182 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-10 13:59:29,182 INFO L280 TraceCheckUtils]: 42: Hoare triple {182#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {182#false} is VALID [2020-07-10 13:59:29,183 INFO L280 TraceCheckUtils]: 43: Hoare triple {182#false} assume 2 == ~tmp___0~2; {182#false} is VALID [2020-07-10 13:59:29,183 INFO L263 TraceCheckUtils]: 44: Hoare triple {182#false} call #t~ret73 := isPumpRunning(); {181#true} is VALID [2020-07-10 13:59:29,183 INFO L280 TraceCheckUtils]: 45: Hoare triple {181#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {181#true} is VALID [2020-07-10 13:59:29,183 INFO L280 TraceCheckUtils]: 46: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-10 13:59:29,184 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-10 13:59:29,184 INFO L280 TraceCheckUtils]: 48: Hoare triple {182#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {182#false} is VALID [2020-07-10 13:59:29,184 INFO L280 TraceCheckUtils]: 49: Hoare triple {182#false} assume !(0 != ~tmp___1~1); {182#false} is VALID [2020-07-10 13:59:29,185 INFO L263 TraceCheckUtils]: 50: Hoare triple {182#false} call __automaton_fail(); {182#false} is VALID [2020-07-10 13:59:29,185 INFO L280 TraceCheckUtils]: 51: Hoare triple {182#false} assume !false; {182#false} is VALID [2020-07-10 13:59:29,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:29,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728743795] [2020-07-10 13:59:29,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:29,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:59:29,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702906746] [2020-07-10 13:59:29,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:59:29,210 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:29,214 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:59:29,349 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:29,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:59:29,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:29,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:59:29,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:59:29,364 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2020-07-10 13:59:34,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:34,106 INFO L93 Difference]: Finished difference Result 313 states and 411 transitions. [2020-07-10 13:59:34,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:59:34,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:59:34,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:34,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-10 13:59:34,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-10 13:59:34,166 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 411 transitions. [2020-07-10 13:59:35,668 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 411 edges. 411 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:35,694 INFO L225 Difference]: With dead ends: 313 [2020-07-10 13:59:35,694 INFO L226 Difference]: Without dead ends: 169 [2020-07-10 13:59:35,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:59:35,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-07-10 13:59:37,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 135. [2020-07-10 13:59:37,214 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:37,215 INFO L82 GeneralOperation]: Start isEquivalent. First operand 169 states. Second operand 135 states. [2020-07-10 13:59:37,215 INFO L74 IsIncluded]: Start isIncluded. First operand 169 states. Second operand 135 states. [2020-07-10 13:59:37,216 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 135 states. [2020-07-10 13:59:37,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:37,245 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-10 13:59:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-10 13:59:37,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:37,253 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:37,253 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 169 states. [2020-07-10 13:59:37,253 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 169 states. [2020-07-10 13:59:37,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:37,278 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-10 13:59:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-10 13:59:37,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:37,285 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:37,285 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:37,285 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-10 13:59:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-10 13:59:37,303 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 52 [2020-07-10 13:59:37,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:37,304 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-10 13:59:37,304 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:59:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-10 13:59:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:59:37,308 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:37,308 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] [2020-07-10 13:59:37,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:59:37,312 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:37,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:37,312 INFO L82 PathProgramCache]: Analyzing trace with hash 345033864, now seen corresponding path program 1 times [2020-07-10 13:59:37,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:37,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079820098] [2020-07-10 13:59:37,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,779 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,852 INFO L280 TraceCheckUtils]: 0: Hoare triple {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1174#true} is VALID [2020-07-10 13:59:37,852 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,853 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-10 13:59:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,856 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,857 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-10 13:59:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,860 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,861 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-10 13:59:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,866 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-10 13:59:37,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,867 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-10 13:59:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,871 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,872 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-10 13:59:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,876 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1174#true} is VALID [2020-07-10 13:59:37,876 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,876 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-10 13:59:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1174#true} is VALID [2020-07-10 13:59:37,882 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,882 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-10 13:59:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:37,886 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1174#true} is VALID [2020-07-10 13:59:37,886 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,886 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-10 13:59:37,891 INFO L263 TraceCheckUtils]: 0: Hoare triple {1174#true} call ULTIMATE.init(); {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:59:37,891 INFO L280 TraceCheckUtils]: 1: Hoare triple {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1174#true} is VALID [2020-07-10 13:59:37,891 INFO L280 TraceCheckUtils]: 2: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,892 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-10 13:59:37,892 INFO L263 TraceCheckUtils]: 4: Hoare triple {1174#true} call #t~ret74 := main(); {1174#true} is VALID [2020-07-10 13:59:37,892 INFO L280 TraceCheckUtils]: 5: Hoare triple {1174#true} havoc ~retValue_acc~11;havoc ~tmp~7; {1174#true} is VALID [2020-07-10 13:59:37,893 INFO L263 TraceCheckUtils]: 6: Hoare triple {1174#true} call select_helpers(); {1174#true} is VALID [2020-07-10 13:59:37,893 INFO L280 TraceCheckUtils]: 7: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,893 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-10 13:59:37,893 INFO L263 TraceCheckUtils]: 9: Hoare triple {1174#true} call select_features(); {1174#true} is VALID [2020-07-10 13:59:37,894 INFO L280 TraceCheckUtils]: 10: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,894 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-10 13:59:37,894 INFO L263 TraceCheckUtils]: 12: Hoare triple {1174#true} call #t~ret70 := valid_product(); {1174#true} is VALID [2020-07-10 13:59:37,895 INFO L280 TraceCheckUtils]: 13: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-10 13:59:37,895 INFO L280 TraceCheckUtils]: 14: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,895 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-10 13:59:37,895 INFO L280 TraceCheckUtils]: 16: Hoare triple {1174#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1174#true} is VALID [2020-07-10 13:59:37,896 INFO L280 TraceCheckUtils]: 17: Hoare triple {1174#true} assume 0 != ~tmp~7; {1174#true} is VALID [2020-07-10 13:59:37,896 INFO L263 TraceCheckUtils]: 18: Hoare triple {1174#true} call setup(); {1174#true} is VALID [2020-07-10 13:59:37,896 INFO L280 TraceCheckUtils]: 19: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,897 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-10 13:59:37,897 INFO L263 TraceCheckUtils]: 21: Hoare triple {1174#true} call runTest(); {1174#true} is VALID [2020-07-10 13:59:37,897 INFO L263 TraceCheckUtils]: 22: Hoare triple {1174#true} call test(); {1174#true} is VALID [2020-07-10 13:59:37,898 INFO L280 TraceCheckUtils]: 23: Hoare triple {1174#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1188#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:37,900 INFO L280 TraceCheckUtils]: 24: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !false; {1188#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:37,901 INFO L280 TraceCheckUtils]: 25: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1175#false} is VALID [2020-07-10 13:59:37,902 INFO L263 TraceCheckUtils]: 26: Hoare triple {1175#false} call cleanup(); {1175#false} is VALID [2020-07-10 13:59:37,902 INFO L280 TraceCheckUtils]: 27: Hoare triple {1175#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1175#false} is VALID [2020-07-10 13:59:37,902 INFO L263 TraceCheckUtils]: 28: Hoare triple {1175#false} call timeShift(); {1175#false} is VALID [2020-07-10 13:59:37,902 INFO L280 TraceCheckUtils]: 29: Hoare triple {1175#false} assume !(0 != ~pumpRunning~0); {1175#false} is VALID [2020-07-10 13:59:37,903 INFO L280 TraceCheckUtils]: 30: Hoare triple {1175#false} assume !(0 != ~systemActive~0); {1175#false} is VALID [2020-07-10 13:59:37,903 INFO L263 TraceCheckUtils]: 31: Hoare triple {1175#false} call __utac_acc__Specification3_spec__1(); {1175#false} is VALID [2020-07-10 13:59:37,903 INFO L280 TraceCheckUtils]: 32: Hoare triple {1175#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1175#false} is VALID [2020-07-10 13:59:37,904 INFO L263 TraceCheckUtils]: 33: Hoare triple {1175#false} call #t~ret71 := isMethaneLevelCritical(); {1174#true} is VALID [2020-07-10 13:59:37,904 INFO L280 TraceCheckUtils]: 34: Hoare triple {1174#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1174#true} is VALID [2020-07-10 13:59:37,904 INFO L280 TraceCheckUtils]: 35: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,904 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-10 13:59:37,905 INFO L280 TraceCheckUtils]: 37: Hoare triple {1175#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {1175#false} is VALID [2020-07-10 13:59:37,905 INFO L280 TraceCheckUtils]: 38: Hoare triple {1175#false} assume !(0 != ~tmp~8); {1175#false} is VALID [2020-07-10 13:59:37,905 INFO L263 TraceCheckUtils]: 39: Hoare triple {1175#false} call #t~ret72 := getWaterLevel(); {1174#true} is VALID [2020-07-10 13:59:37,905 INFO L280 TraceCheckUtils]: 40: Hoare triple {1174#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1174#true} is VALID [2020-07-10 13:59:37,906 INFO L280 TraceCheckUtils]: 41: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,906 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-10 13:59:37,906 INFO L280 TraceCheckUtils]: 43: Hoare triple {1175#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {1175#false} is VALID [2020-07-10 13:59:37,906 INFO L280 TraceCheckUtils]: 44: Hoare triple {1175#false} assume 2 == ~tmp___0~2; {1175#false} is VALID [2020-07-10 13:59:37,907 INFO L263 TraceCheckUtils]: 45: Hoare triple {1175#false} call #t~ret73 := isPumpRunning(); {1174#true} is VALID [2020-07-10 13:59:37,907 INFO L280 TraceCheckUtils]: 46: Hoare triple {1174#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1174#true} is VALID [2020-07-10 13:59:37,907 INFO L280 TraceCheckUtils]: 47: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-10 13:59:37,907 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-10 13:59:37,908 INFO L280 TraceCheckUtils]: 49: Hoare triple {1175#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {1175#false} is VALID [2020-07-10 13:59:37,908 INFO L280 TraceCheckUtils]: 50: Hoare triple {1175#false} assume !(0 != ~tmp___1~1); {1175#false} is VALID [2020-07-10 13:59:37,908 INFO L263 TraceCheckUtils]: 51: Hoare triple {1175#false} call __automaton_fail(); {1175#false} is VALID [2020-07-10 13:59:37,908 INFO L280 TraceCheckUtils]: 52: Hoare triple {1175#false} assume !false; {1175#false} is VALID [2020-07-10 13:59:37,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:37,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079820098] [2020-07-10 13:59:37,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:37,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:59:37,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581306437] [2020-07-10 13:59:37,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:59:37,918 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:37,918 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:59:37,986 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:37,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:59:37,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:37,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:59:37,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:59:37,987 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 4 states. [2020-07-10 13:59:39,311 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:59:43,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:43,284 INFO L93 Difference]: Finished difference Result 240 states and 294 transitions. [2020-07-10 13:59:43,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:59:43,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:59:43,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:59:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-10 13:59:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:59:43,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-10 13:59:43,306 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 294 transitions. [2020-07-10 13:59:44,376 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 294 edges. 294 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:44,384 INFO L225 Difference]: With dead ends: 240 [2020-07-10 13:59:44,384 INFO L226 Difference]: Without dead ends: 153 [2020-07-10 13:59:44,387 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:59:44,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-10 13:59:45,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 126. [2020-07-10 13:59:45,790 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:45,790 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand 126 states. [2020-07-10 13:59:45,791 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand 126 states. [2020-07-10 13:59:45,791 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 126 states. [2020-07-10 13:59:45,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:45,801 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-10 13:59:45,801 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-10 13:59:45,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:45,802 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:45,802 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 153 states. [2020-07-10 13:59:45,803 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 153 states. [2020-07-10 13:59:45,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:45,811 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-10 13:59:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-10 13:59:45,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:45,813 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:45,813 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:45,813 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-10 13:59:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2020-07-10 13:59:45,819 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 53 [2020-07-10 13:59:45,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:45,819 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2020-07-10 13:59:45,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:59:45,819 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2020-07-10 13:59:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 13:59:45,823 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:45,823 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] [2020-07-10 13:59:45,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:59:45,824 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:45,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:45,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1653234581, now seen corresponding path program 1 times [2020-07-10 13:59:45,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:45,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314803592] [2020-07-10 13:59:45,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,223 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,319 INFO L280 TraceCheckUtils]: 0: Hoare triple {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,320 INFO L280 TraceCheckUtils]: 1: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,320 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,324 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,324 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,328 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,329 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,383 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:59:46,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:59:46,385 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2036#(= 1 ~systemActive~0)} #435#return; {2044#(= |main_#t~ret70| ~systemActive~0)} is VALID [2020-07-10 13:59:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,390 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,390 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,394 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2031#true} is VALID [2020-07-10 13:59:46,394 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,395 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-10 13:59:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,398 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2031#true} is VALID [2020-07-10 13:59:46,398 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,399 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-10 13:59:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:46,402 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2031#true} is VALID [2020-07-10 13:59:46,402 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,403 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-10 13:59:46,408 INFO L263 TraceCheckUtils]: 0: Hoare triple {2031#true} call ULTIMATE.init(); {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:59:46,416 INFO L280 TraceCheckUtils]: 1: Hoare triple {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,417 INFO L280 TraceCheckUtils]: 2: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,417 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,418 INFO L263 TraceCheckUtils]: 4: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret74 := main(); {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,419 INFO L280 TraceCheckUtils]: 5: Hoare triple {2036#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,419 INFO L263 TraceCheckUtils]: 6: Hoare triple {2036#(= 1 ~systemActive~0)} call select_helpers(); {2031#true} is VALID [2020-07-10 13:59:46,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,420 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,420 INFO L263 TraceCheckUtils]: 9: Hoare triple {2036#(= 1 ~systemActive~0)} call select_features(); {2031#true} is VALID [2020-07-10 13:59:46,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,421 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:46,421 INFO L263 TraceCheckUtils]: 12: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret70 := valid_product(); {2031#true} is VALID [2020-07-10 13:59:46,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {2031#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:59:46,423 INFO L280 TraceCheckUtils]: 14: Hoare triple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:59:46,424 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2036#(= 1 ~systemActive~0)} #435#return; {2044#(= |main_#t~ret70| ~systemActive~0)} is VALID [2020-07-10 13:59:46,425 INFO L280 TraceCheckUtils]: 16: Hoare triple {2044#(= |main_#t~ret70| ~systemActive~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {2045#(= main_~tmp~7 ~systemActive~0)} is VALID [2020-07-10 13:59:46,425 INFO L280 TraceCheckUtils]: 17: Hoare triple {2045#(= main_~tmp~7 ~systemActive~0)} assume 0 != ~tmp~7; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,426 INFO L263 TraceCheckUtils]: 18: Hoare triple {2046#(not (= 0 ~systemActive~0))} call setup(); {2031#true} is VALID [2020-07-10 13:59:46,426 INFO L280 TraceCheckUtils]: 19: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,427 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,427 INFO L263 TraceCheckUtils]: 21: Hoare triple {2046#(not (= 0 ~systemActive~0))} call runTest(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,428 INFO L263 TraceCheckUtils]: 22: Hoare triple {2046#(not (= 0 ~systemActive~0))} call test(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,428 INFO L280 TraceCheckUtils]: 23: Hoare triple {2046#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,429 INFO L280 TraceCheckUtils]: 24: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !false; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,430 INFO L280 TraceCheckUtils]: 25: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,430 INFO L280 TraceCheckUtils]: 26: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,431 INFO L280 TraceCheckUtils]: 27: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,432 INFO L280 TraceCheckUtils]: 28: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,432 INFO L280 TraceCheckUtils]: 29: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,433 INFO L280 TraceCheckUtils]: 30: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,433 INFO L280 TraceCheckUtils]: 31: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,434 INFO L263 TraceCheckUtils]: 32: Hoare triple {2046#(not (= 0 ~systemActive~0))} call timeShift(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,435 INFO L280 TraceCheckUtils]: 33: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:46,435 INFO L280 TraceCheckUtils]: 34: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2032#false} is VALID [2020-07-10 13:59:46,436 INFO L263 TraceCheckUtils]: 35: Hoare triple {2032#false} call __utac_acc__Specification3_spec__1(); {2032#false} is VALID [2020-07-10 13:59:46,436 INFO L280 TraceCheckUtils]: 36: Hoare triple {2032#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {2032#false} is VALID [2020-07-10 13:59:46,436 INFO L263 TraceCheckUtils]: 37: Hoare triple {2032#false} call #t~ret71 := isMethaneLevelCritical(); {2031#true} is VALID [2020-07-10 13:59:46,436 INFO L280 TraceCheckUtils]: 38: Hoare triple {2031#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2031#true} is VALID [2020-07-10 13:59:46,437 INFO L280 TraceCheckUtils]: 39: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,437 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-10 13:59:46,437 INFO L280 TraceCheckUtils]: 41: Hoare triple {2032#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {2032#false} is VALID [2020-07-10 13:59:46,437 INFO L280 TraceCheckUtils]: 42: Hoare triple {2032#false} assume !(0 != ~tmp~8); {2032#false} is VALID [2020-07-10 13:59:46,437 INFO L263 TraceCheckUtils]: 43: Hoare triple {2032#false} call #t~ret72 := getWaterLevel(); {2031#true} is VALID [2020-07-10 13:59:46,438 INFO L280 TraceCheckUtils]: 44: Hoare triple {2031#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2031#true} is VALID [2020-07-10 13:59:46,438 INFO L280 TraceCheckUtils]: 45: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,438 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-10 13:59:46,438 INFO L280 TraceCheckUtils]: 47: Hoare triple {2032#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {2032#false} is VALID [2020-07-10 13:59:46,439 INFO L280 TraceCheckUtils]: 48: Hoare triple {2032#false} assume 2 == ~tmp___0~2; {2032#false} is VALID [2020-07-10 13:59:46,439 INFO L263 TraceCheckUtils]: 49: Hoare triple {2032#false} call #t~ret73 := isPumpRunning(); {2031#true} is VALID [2020-07-10 13:59:46,439 INFO L280 TraceCheckUtils]: 50: Hoare triple {2031#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2031#true} is VALID [2020-07-10 13:59:46,439 INFO L280 TraceCheckUtils]: 51: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-10 13:59:46,440 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-10 13:59:46,440 INFO L280 TraceCheckUtils]: 53: Hoare triple {2032#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {2032#false} is VALID [2020-07-10 13:59:46,440 INFO L280 TraceCheckUtils]: 54: Hoare triple {2032#false} assume !(0 != ~tmp___1~1); {2032#false} is VALID [2020-07-10 13:59:46,440 INFO L263 TraceCheckUtils]: 55: Hoare triple {2032#false} call __automaton_fail(); {2032#false} is VALID [2020-07-10 13:59:46,440 INFO L280 TraceCheckUtils]: 56: Hoare triple {2032#false} assume !false; {2032#false} is VALID [2020-07-10 13:59:46,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:46,453 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314803592] [2020-07-10 13:59:46,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:46,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:59:46,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23004011] [2020-07-10 13:59:46,454 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:59:46,455 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:46,455 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:59:46,527 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:46,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:59:46,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:46,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:59:46,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:59:46,528 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 8 states. [2020-07-10 13:59:47,457 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:48,388 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 13:59:48,774 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:49,102 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:52,886 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:00:04,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:04,191 INFO L93 Difference]: Finished difference Result 436 states and 543 transitions. [2020-07-10 14:00:04,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:00:04,191 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 14:00:04,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-10 14:00:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-10 14:00:04,220 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 543 transitions. [2020-07-10 14:00:06,209 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 543 edges. 543 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:06,227 INFO L225 Difference]: With dead ends: 436 [2020-07-10 14:00:06,227 INFO L226 Difference]: Without dead ends: 334 [2020-07-10 14:00:06,228 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:00:06,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-07-10 14:00:09,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 276. [2020-07-10 14:00:09,140 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:09,140 INFO L82 GeneralOperation]: Start isEquivalent. First operand 334 states. Second operand 276 states. [2020-07-10 14:00:09,140 INFO L74 IsIncluded]: Start isIncluded. First operand 334 states. Second operand 276 states. [2020-07-10 14:00:09,141 INFO L87 Difference]: Start difference. First operand 334 states. Second operand 276 states. [2020-07-10 14:00:09,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:09,161 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-10 14:00:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-10 14:00:09,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:09,166 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:09,166 INFO L74 IsIncluded]: Start isIncluded. First operand 276 states. Second operand 334 states. [2020-07-10 14:00:09,166 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 334 states. [2020-07-10 14:00:09,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:09,185 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-10 14:00:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-10 14:00:09,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:09,189 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:09,189 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:09,189 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-07-10 14:00:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 335 transitions. [2020-07-10 14:00:09,206 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 335 transitions. Word has length 57 [2020-07-10 14:00:09,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:09,208 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 335 transitions. [2020-07-10 14:00:09,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:00:09,208 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 335 transitions. [2020-07-10 14:00:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 14:00:09,212 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:09,212 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:00:09,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 14:00:09,213 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:09,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:09,213 INFO L82 PathProgramCache]: Analyzing trace with hash -55334840, now seen corresponding path program 1 times [2020-07-10 14:00:09,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:09,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010576857] [2020-07-10 14:00:09,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,591 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:00:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,665 INFO L280 TraceCheckUtils]: 0: Hoare triple {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,666 INFO L280 TraceCheckUtils]: 1: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,666 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,670 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,671 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,676 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,677 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,686 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-10 14:00:09,687 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,688 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,692 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,693 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,715 INFO L280 TraceCheckUtils]: 0: Hoare triple {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3741#true} is VALID [2020-07-10 14:00:09,715 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-10 14:00:09,716 INFO L280 TraceCheckUtils]: 2: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,716 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3741#true} is VALID [2020-07-10 14:00:09,722 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,722 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:09,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:09,744 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} {3746#(= 1 ~waterLevel~0)} #523#return; {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-10 14:00:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:09,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {3741#true} is VALID [2020-07-10 14:00:09,759 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,759 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-10 14:00:09,764 INFO L263 TraceCheckUtils]: 0: Hoare triple {3741#true} call ULTIMATE.init(); {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:00:09,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,770 INFO L280 TraceCheckUtils]: 2: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,771 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,774 INFO L263 TraceCheckUtils]: 4: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,777 INFO L280 TraceCheckUtils]: 5: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,777 INFO L263 TraceCheckUtils]: 6: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_helpers(); {3741#true} is VALID [2020-07-10 14:00:09,778 INFO L280 TraceCheckUtils]: 7: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,780 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,780 INFO L263 TraceCheckUtils]: 9: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_features(); {3741#true} is VALID [2020-07-10 14:00:09,780 INFO L280 TraceCheckUtils]: 10: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,781 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,781 INFO L263 TraceCheckUtils]: 12: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret70 := valid_product(); {3741#true} is VALID [2020-07-10 14:00:09,781 INFO L280 TraceCheckUtils]: 13: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-10 14:00:09,782 INFO L280 TraceCheckUtils]: 14: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,782 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,783 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,784 INFO L280 TraceCheckUtils]: 17: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,784 INFO L263 TraceCheckUtils]: 18: Hoare triple {3746#(= 1 ~waterLevel~0)} call setup(); {3741#true} is VALID [2020-07-10 14:00:09,784 INFO L280 TraceCheckUtils]: 19: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,785 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,785 INFO L263 TraceCheckUtils]: 21: Hoare triple {3746#(= 1 ~waterLevel~0)} call runTest(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,788 INFO L263 TraceCheckUtils]: 22: Hoare triple {3746#(= 1 ~waterLevel~0)} call test(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,789 INFO L280 TraceCheckUtils]: 23: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,790 INFO L280 TraceCheckUtils]: 24: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !false; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,791 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,792 INFO L280 TraceCheckUtils]: 26: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,792 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,793 INFO L280 TraceCheckUtils]: 28: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,793 INFO L280 TraceCheckUtils]: 29: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,794 INFO L280 TraceCheckUtils]: 30: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,794 INFO L280 TraceCheckUtils]: 31: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___1~0 := #t~nondet34;havoc #t~nondet34; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,795 INFO L280 TraceCheckUtils]: 32: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,796 INFO L263 TraceCheckUtils]: 33: Hoare triple {3746#(= 1 ~waterLevel~0)} call stopSystem(); {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:00:09,796 INFO L280 TraceCheckUtils]: 34: Hoare triple {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3741#true} is VALID [2020-07-10 14:00:09,796 INFO L280 TraceCheckUtils]: 35: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-10 14:00:09,796 INFO L280 TraceCheckUtils]: 36: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,797 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,798 INFO L263 TraceCheckUtils]: 38: Hoare triple {3746#(= 1 ~waterLevel~0)} call timeShift(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,798 INFO L280 TraceCheckUtils]: 39: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,799 INFO L280 TraceCheckUtils]: 40: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,799 INFO L263 TraceCheckUtils]: 41: Hoare triple {3746#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,800 INFO L280 TraceCheckUtils]: 42: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,800 INFO L263 TraceCheckUtils]: 43: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret71 := isMethaneLevelCritical(); {3741#true} is VALID [2020-07-10 14:00:09,800 INFO L280 TraceCheckUtils]: 44: Hoare triple {3741#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3741#true} is VALID [2020-07-10 14:00:09,800 INFO L280 TraceCheckUtils]: 45: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,801 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,802 INFO L280 TraceCheckUtils]: 47: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,802 INFO L280 TraceCheckUtils]: 48: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:00:09,803 INFO L263 TraceCheckUtils]: 49: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret72 := getWaterLevel(); {3741#true} is VALID [2020-07-10 14:00:09,803 INFO L280 TraceCheckUtils]: 50: Hoare triple {3741#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:09,804 INFO L280 TraceCheckUtils]: 51: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:00:09,805 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} {3746#(= 1 ~waterLevel~0)} #523#return; {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-10 14:00:09,806 INFO L280 TraceCheckUtils]: 53: Hoare triple {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {3767#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-10 14:00:09,806 INFO L280 TraceCheckUtils]: 54: Hoare triple {3767#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3742#false} is VALID [2020-07-10 14:00:09,806 INFO L263 TraceCheckUtils]: 55: Hoare triple {3742#false} call #t~ret73 := isPumpRunning(); {3741#true} is VALID [2020-07-10 14:00:09,807 INFO L280 TraceCheckUtils]: 56: Hoare triple {3741#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {3741#true} is VALID [2020-07-10 14:00:09,807 INFO L280 TraceCheckUtils]: 57: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-10 14:00:09,807 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-10 14:00:09,807 INFO L280 TraceCheckUtils]: 59: Hoare triple {3742#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {3742#false} is VALID [2020-07-10 14:00:09,807 INFO L280 TraceCheckUtils]: 60: Hoare triple {3742#false} assume !(0 != ~tmp___1~1); {3742#false} is VALID [2020-07-10 14:00:09,808 INFO L263 TraceCheckUtils]: 61: Hoare triple {3742#false} call __automaton_fail(); {3742#false} is VALID [2020-07-10 14:00:09,808 INFO L280 TraceCheckUtils]: 62: Hoare triple {3742#false} assume !false; {3742#false} is VALID [2020-07-10 14:00:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:00:09,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010576857] [2020-07-10 14:00:09,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:00:09,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:00:09,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047616245] [2020-07-10 14:00:09,820 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:00:09,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:00:09,821 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:00:09,897 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:09,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:00:09,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:00:09,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:00:09,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:00:09,898 INFO L87 Difference]: Start difference. First operand 276 states and 335 transitions. Second operand 8 states. [2020-07-10 14:00:10,707 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:19,408 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:20,579 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:21,082 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:00:21,541 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:27,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:27,219 INFO L93 Difference]: Finished difference Result 848 states and 1119 transitions. [2020-07-10 14:00:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:00:27,219 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 14:00:27,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:27,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-10 14:00:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:00:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-10 14:00:27,240 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 509 transitions. [2020-07-10 14:00:29,014 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 509 edges. 509 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:29,048 INFO L225 Difference]: With dead ends: 848 [2020-07-10 14:00:29,049 INFO L226 Difference]: Without dead ends: 596 [2020-07-10 14:00:29,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:00:29,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-07-10 14:00:34,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 529. [2020-07-10 14:00:34,408 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:34,408 INFO L82 GeneralOperation]: Start isEquivalent. First operand 596 states. Second operand 529 states. [2020-07-10 14:00:34,408 INFO L74 IsIncluded]: Start isIncluded. First operand 596 states. Second operand 529 states. [2020-07-10 14:00:34,409 INFO L87 Difference]: Start difference. First operand 596 states. Second operand 529 states. [2020-07-10 14:00:34,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:34,442 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-10 14:00:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-10 14:00:34,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:34,445 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:34,445 INFO L74 IsIncluded]: Start isIncluded. First operand 529 states. Second operand 596 states. [2020-07-10 14:00:34,445 INFO L87 Difference]: Start difference. First operand 529 states. Second operand 596 states. [2020-07-10 14:00:34,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:34,476 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-10 14:00:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-10 14:00:34,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:34,478 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:34,479 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:34,479 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2020-07-10 14:00:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 655 transitions. [2020-07-10 14:00:34,506 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 655 transitions. Word has length 63 [2020-07-10 14:00:34,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:34,507 INFO L479 AbstractCegarLoop]: Abstraction has 529 states and 655 transitions. [2020-07-10 14:00:34,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:00:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 655 transitions. [2020-07-10 14:00:34,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:00:34,509 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:34,509 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] [2020-07-10 14:00:34,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:00:34,510 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:34,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:34,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1296263794, now seen corresponding path program 1 times [2020-07-10 14:00:34,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:34,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512807754] [2020-07-10 14:00:34,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,813 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:00:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,891 INFO L280 TraceCheckUtils]: 0: Hoare triple {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,892 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,895 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,896 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,900 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,900 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-10 14:00:34,904 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,905 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,910 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,926 INFO L280 TraceCheckUtils]: 0: Hoare triple {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,927 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,927 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,948 INFO L280 TraceCheckUtils]: 0: Hoare triple {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6906#true} is VALID [2020-07-10 14:00:34,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,948 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-10 14:00:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,952 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6906#true} is VALID [2020-07-10 14:00:34,952 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,952 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-10 14:00:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,955 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6906#true} is VALID [2020-07-10 14:00:34,956 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,956 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-10 14:00:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:34,959 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {6906#true} is VALID [2020-07-10 14:00:34,960 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,960 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-10 14:00:34,964 INFO L263 TraceCheckUtils]: 0: Hoare triple {6906#true} call ULTIMATE.init(); {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:00:34,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,970 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,973 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,973 INFO L263 TraceCheckUtils]: 4: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,974 INFO L280 TraceCheckUtils]: 5: Hoare triple {6911#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,974 INFO L263 TraceCheckUtils]: 6: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_helpers(); {6906#true} is VALID [2020-07-10 14:00:34,974 INFO L280 TraceCheckUtils]: 7: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,975 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,975 INFO L263 TraceCheckUtils]: 9: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_features(); {6906#true} is VALID [2020-07-10 14:00:34,975 INFO L280 TraceCheckUtils]: 10: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,976 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,976 INFO L263 TraceCheckUtils]: 12: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret70 := valid_product(); {6906#true} is VALID [2020-07-10 14:00:34,976 INFO L280 TraceCheckUtils]: 13: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-10 14:00:34,976 INFO L280 TraceCheckUtils]: 14: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,977 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,978 INFO L280 TraceCheckUtils]: 16: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,978 INFO L280 TraceCheckUtils]: 17: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,979 INFO L263 TraceCheckUtils]: 18: Hoare triple {6911#(= 0 ~pumpRunning~0)} call setup(); {6906#true} is VALID [2020-07-10 14:00:34,979 INFO L280 TraceCheckUtils]: 19: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,979 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,980 INFO L263 TraceCheckUtils]: 21: Hoare triple {6911#(= 0 ~pumpRunning~0)} call runTest(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,981 INFO L263 TraceCheckUtils]: 22: Hoare triple {6911#(= 0 ~pumpRunning~0)} call test(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,981 INFO L280 TraceCheckUtils]: 23: Hoare triple {6911#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,982 INFO L280 TraceCheckUtils]: 24: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !false; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,982 INFO L280 TraceCheckUtils]: 25: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,983 INFO L280 TraceCheckUtils]: 26: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,983 INFO L280 TraceCheckUtils]: 27: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,984 INFO L280 TraceCheckUtils]: 28: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,984 INFO L280 TraceCheckUtils]: 29: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,985 INFO L280 TraceCheckUtils]: 30: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,985 INFO L280 TraceCheckUtils]: 31: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___1~0 := #t~nondet34;havoc #t~nondet34; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,986 INFO L280 TraceCheckUtils]: 32: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,986 INFO L263 TraceCheckUtils]: 33: Hoare triple {6911#(= 0 ~pumpRunning~0)} call stopSystem(); {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:00:34,987 INFO L280 TraceCheckUtils]: 34: Hoare triple {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,987 INFO L280 TraceCheckUtils]: 35: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,988 INFO L280 TraceCheckUtils]: 36: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,988 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,989 INFO L263 TraceCheckUtils]: 38: Hoare triple {6911#(= 0 ~pumpRunning~0)} call timeShift(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:34,989 INFO L280 TraceCheckUtils]: 39: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6907#false} is VALID [2020-07-10 14:00:34,990 INFO L263 TraceCheckUtils]: 40: Hoare triple {6907#false} call lowerWaterLevel(); {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:00:34,990 INFO L280 TraceCheckUtils]: 41: Hoare triple {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6906#true} is VALID [2020-07-10 14:00:34,991 INFO L280 TraceCheckUtils]: 42: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,991 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-10 14:00:34,991 INFO L280 TraceCheckUtils]: 44: Hoare triple {6907#false} assume !(0 != ~systemActive~0); {6907#false} is VALID [2020-07-10 14:00:34,992 INFO L263 TraceCheckUtils]: 45: Hoare triple {6907#false} call __utac_acc__Specification3_spec__1(); {6907#false} is VALID [2020-07-10 14:00:34,992 INFO L280 TraceCheckUtils]: 46: Hoare triple {6907#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6907#false} is VALID [2020-07-10 14:00:34,992 INFO L263 TraceCheckUtils]: 47: Hoare triple {6907#false} call #t~ret71 := isMethaneLevelCritical(); {6906#true} is VALID [2020-07-10 14:00:34,992 INFO L280 TraceCheckUtils]: 48: Hoare triple {6906#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6906#true} is VALID [2020-07-10 14:00:34,992 INFO L280 TraceCheckUtils]: 49: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,993 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-10 14:00:34,993 INFO L280 TraceCheckUtils]: 51: Hoare triple {6907#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {6907#false} is VALID [2020-07-10 14:00:34,993 INFO L280 TraceCheckUtils]: 52: Hoare triple {6907#false} assume !(0 != ~tmp~8); {6907#false} is VALID [2020-07-10 14:00:34,994 INFO L263 TraceCheckUtils]: 53: Hoare triple {6907#false} call #t~ret72 := getWaterLevel(); {6906#true} is VALID [2020-07-10 14:00:34,994 INFO L280 TraceCheckUtils]: 54: Hoare triple {6906#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6906#true} is VALID [2020-07-10 14:00:34,994 INFO L280 TraceCheckUtils]: 55: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,994 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-10 14:00:34,995 INFO L280 TraceCheckUtils]: 57: Hoare triple {6907#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {6907#false} is VALID [2020-07-10 14:00:34,995 INFO L280 TraceCheckUtils]: 58: Hoare triple {6907#false} assume 2 == ~tmp___0~2; {6907#false} is VALID [2020-07-10 14:00:34,995 INFO L263 TraceCheckUtils]: 59: Hoare triple {6907#false} call #t~ret73 := isPumpRunning(); {6906#true} is VALID [2020-07-10 14:00:34,995 INFO L280 TraceCheckUtils]: 60: Hoare triple {6906#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {6906#true} is VALID [2020-07-10 14:00:34,996 INFO L280 TraceCheckUtils]: 61: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-10 14:00:34,996 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-10 14:00:34,996 INFO L280 TraceCheckUtils]: 63: Hoare triple {6907#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {6907#false} is VALID [2020-07-10 14:00:34,998 INFO L280 TraceCheckUtils]: 64: Hoare triple {6907#false} assume !(0 != ~tmp___1~1); {6907#false} is VALID [2020-07-10 14:00:34,998 INFO L263 TraceCheckUtils]: 65: Hoare triple {6907#false} call __automaton_fail(); {6907#false} is VALID [2020-07-10 14:00:34,999 INFO L280 TraceCheckUtils]: 66: Hoare triple {6907#false} assume !false; {6907#false} is VALID [2020-07-10 14:00:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:00:35,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512807754] [2020-07-10 14:00:35,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:00:35,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-10 14:00:35,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037488304] [2020-07-10 14:00:35,010 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:00:35,012 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:00:35,012 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-10 14:00:35,094 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:35,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-10 14:00:35,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:00:35,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-10 14:00:35,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:00:35,095 INFO L87 Difference]: Start difference. First operand 529 states and 655 transitions. Second operand 6 states. [2020-07-10 14:00:35,687 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:48,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:48,614 INFO L93 Difference]: Finished difference Result 1270 states and 1664 transitions. [2020-07-10 14:00:48,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:00:48,615 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:00:48,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:00:48,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-10 14:00:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:00:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-10 14:00:48,644 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 523 transitions. [2020-07-10 14:00:50,406 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:50,491 INFO L225 Difference]: With dead ends: 1270 [2020-07-10 14:00:50,491 INFO L226 Difference]: Without dead ends: 765 [2020-07-10 14:00:50,495 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-10 14:00:50,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2020-07-10 14:00:59,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 695. [2020-07-10 14:00:59,263 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:59,264 INFO L82 GeneralOperation]: Start isEquivalent. First operand 765 states. Second operand 695 states. [2020-07-10 14:00:59,264 INFO L74 IsIncluded]: Start isIncluded. First operand 765 states. Second operand 695 states. [2020-07-10 14:00:59,264 INFO L87 Difference]: Start difference. First operand 765 states. Second operand 695 states. [2020-07-10 14:00:59,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:59,307 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-10 14:00:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-10 14:00:59,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:59,311 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:59,311 INFO L74 IsIncluded]: Start isIncluded. First operand 695 states. Second operand 765 states. [2020-07-10 14:00:59,311 INFO L87 Difference]: Start difference. First operand 695 states. Second operand 765 states. [2020-07-10 14:00:59,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:59,353 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-10 14:00:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-10 14:00:59,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:59,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:59,356 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:59,356 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2020-07-10 14:00:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 850 transitions. [2020-07-10 14:00:59,411 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 850 transitions. Word has length 67 [2020-07-10 14:00:59,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:59,411 INFO L479 AbstractCegarLoop]: Abstraction has 695 states and 850 transitions. [2020-07-10 14:00:59,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-10 14:00:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 850 transitions. [2020-07-10 14:00:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:00:59,413 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:59,414 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] [2020-07-10 14:00:59,414 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:00:59,414 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:59,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:59,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1597316302, now seen corresponding path program 1 times [2020-07-10 14:00:59,415 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:59,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437707164] [2020-07-10 14:00:59,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:59,638 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:00:59,638 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:00:59,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 14:00:59,878 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:00:59,878 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:00:59,878 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:00:59,879 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 14:00:59,880 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,881 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,882 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:59,883 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:00:59,884 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-10 14:00:59,885 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-10 14:00:59,886 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:00:59,887 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-10 14:00:59,888 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-10 14:00:59,889 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-10 14:00:59,890 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:00:59,891 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L315-2 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-10 14:00:59,892 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L293-1 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-10 14:00:59,893 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L743-1 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-10 14:00:59,894 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:59,895 WARN L170 areAnnotationChecker]: L351-1 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L829-1 has no Hoare annotation [2020-07-10 14:00:59,896 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-10 14:00:59,897 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-10 14:00:59,898 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L935-1 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: L904-1 has no Hoare annotation [2020-07-10 14:00:59,899 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: L266-1 has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: L253-1 has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: L392 has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:00:59,900 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L609-1 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L410-1 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L931-1 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-10 14:00:59,901 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-10 14:00:59,902 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L400-1 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L933-1 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L539-1 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:59,903 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: L327-2 has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:00:59,904 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-10 14:00:59,905 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: L353-2 has no Hoare annotation [2020-07-10 14:00:59,906 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:59,907 WARN L170 areAnnotationChecker]: L848 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-10 14:00:59,908 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L707-1 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-10 14:00:59,909 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 14:00:59,910 WARN L170 areAnnotationChecker]: L338-1 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-10 14:00:59,911 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-10 14:00:59,912 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-10 14:00:59,913 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:00:59,914 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-10 14:00:59,915 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-10 14:00:59,916 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:00:59,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:00:59 BoogieIcfgContainer [2020-07-10 14:00:59,919 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:00:59,921 INFO L168 Benchmark]: Toolchain (without parser) took 94242.97 ms. Allocated memory was 140.5 MB in the beginning and 827.9 MB in the end (delta: 687.3 MB). Free memory was 100.8 MB in the beginning and 95.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 693.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,922 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.68 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 100.4 MB in the beginning and 168.8 MB in the end (delta: -68.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,923 INFO L168 Benchmark]: Boogie Preprocessor took 133.47 ms. Allocated memory is still 202.9 MB. Free memory was 168.8 MB in the beginning and 163.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,924 INFO L168 Benchmark]: RCFGBuilder took 1604.57 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 163.4 MB in the beginning and 92.1 MB in the end (delta: 71.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,925 INFO L168 Benchmark]: TraceAbstraction took 91757.06 ms. Allocated memory was 235.9 MB in the beginning and 827.9 MB in the end (delta: 591.9 MB). Free memory was 92.1 MB in the beginning and 95.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 588.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:59,928 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.68 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 100.4 MB in the beginning and 168.8 MB in the end (delta: -68.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.47 ms. Allocated memory is still 202.9 MB. Free memory was 168.8 MB in the beginning and 163.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1604.57 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 163.4 MB in the beginning and 92.1 MB in the end (delta: 71.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 91757.06 ms. Allocated memory was 235.9 MB in the beginning and 827.9 MB in the end (delta: 591.9 MB). Free memory was 92.1 MB in the beginning and 95.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 588.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 451]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L625] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L822] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=166, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=141, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L895] int retValue_acc ; [L896] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L900] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L901] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L902] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L902] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L902] tmp = valid_product() [L904] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L906] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L907] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L889] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L381] int splverifierCounter ; [L382] int tmp ; [L383] int tmp___0 ; [L384] int tmp___1 ; [L385] int tmp___2 ; [L388] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L390] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L392] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L398] tmp = __VERIFIER_nondet_int() [L400] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L402] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L402] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L408] tmp___0 = __VERIFIER_nondet_int() [L410] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L418] tmp___2 = __VERIFIER_nondet_int() [L420] COND FALSE !(\read(tmp___2)) [L424] tmp___1 = __VERIFIER_nondet_int() [L426] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L428] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L374] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L428] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L435] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L193] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L200] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L208] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L919] int tmp ; [L920] int tmp___0 ; [L921] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L925] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] tmp = isMethaneLevelCritical() [L927] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L931] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L156] int retValue_acc ; [L159] retValue_acc = waterLevel [L160] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L931] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L931] tmp___0 = getWaterLevel() [L933] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L935] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L300] int retValue_acc ; [L303] retValue_acc = pumpRunning [L304] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L935] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L935] tmp___1 = isPumpRunning() [L937] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L941] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L451] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 91.4s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 67.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 623 SDtfs, 993 SDslu, 445 SDs, 0 SdLazy, 2381 SolverSat, 618 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=695occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 256 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82630 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...