/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_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:47,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:47,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:47,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:47,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:47,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:47,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:47,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:47,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:47,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:47,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:47,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:47,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:47,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:47,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:47,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:47,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:47,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:47,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:47,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:47,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:47,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:47,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:47,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:47,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:47,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:47,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:47,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:47,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:47,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:47,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:47,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:47,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:47,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:47,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:47,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:47,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:47,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:47,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:47,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:47,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:47,460 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 [2020-07-17 21:21:47,474 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:47,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:47,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:47,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:47,476 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:47,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:47,477 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:47,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:47,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:47,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:47,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:47,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:47,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:47,478 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:47,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:47,478 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:47,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:47,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:47,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:47,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:47,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:47,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:47,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:47,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:47,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:47,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:47,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:47,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:47,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:47,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:47,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:47,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:47,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:47,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:47,793 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:47,794 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product23.cil.c [2020-07-17 21:21:47,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190cf4d47/d957aae711cc476b8b1686efbdd3e504/FLAGbcabb5315 [2020-07-17 21:21:48,486 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:48,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product23.cil.c [2020-07-17 21:21:48,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190cf4d47/d957aae711cc476b8b1686efbdd3e504/FLAGbcabb5315 [2020-07-17 21:21:48,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190cf4d47/d957aae711cc476b8b1686efbdd3e504 [2020-07-17 21:21:48,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:48,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:48,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:48,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:48,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:48,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:48" (1/1) ... [2020-07-17 21:21:48,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4bcabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:48, skipping insertion in model container [2020-07-17 21:21:48,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:48" (1/1) ... [2020-07-17 21:21:48,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:48,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:49,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:49,322 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:49,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:49,448 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:49,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49 WrapperNode [2020-07-17 21:21:49,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:49,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:49,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:49,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:49,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (1/1) ... [2020-07-17 21:21:49,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:49,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:49,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:49,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:49,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (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 [2020-07-17 21:21:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:21:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:51,387 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:51,388 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:51,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:51 BoogieIcfgContainer [2020-07-17 21:21:51,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:51,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:51,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:51,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:51,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:48" (1/3) ... [2020-07-17 21:21:51,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43dc6c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:51, skipping insertion in model container [2020-07-17 21:21:51,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:49" (2/3) ... [2020-07-17 21:21:51,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43dc6c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:51, skipping insertion in model container [2020-07-17 21:21:51,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:51" (3/3) ... [2020-07-17 21:21:51,403 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product23.cil.c [2020-07-17 21:21:51,416 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:51,425 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:51,443 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:51,472 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:51,472 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:51,473 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:51,473 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:51,473 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:51,473 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:51,473 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:51,474 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-07-17 21:21:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:51,512 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:51,513 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] [2020-07-17 21:21:51,514 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:51,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:51,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1512575049, now seen corresponding path program 1 times [2020-07-17 21:21:51,531 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:51,532 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635339059] [2020-07-17 21:21:51,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,320 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,411 INFO L280 TraceCheckUtils]: 0: Hoare triple {200#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {177#true} is VALID [2020-07-17 21:21:52,412 INFO L280 TraceCheckUtils]: 1: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,412 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {177#true} {177#true} #525#return; {177#true} is VALID [2020-07-17 21:21:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,418 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {177#true} {177#true} #427#return; {177#true} is VALID [2020-07-17 21:21:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,422 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {177#true} {177#true} #429#return; {177#true} is VALID [2020-07-17 21:21:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,426 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {177#true} is VALID [2020-07-17 21:21:52,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,427 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {177#true} {177#true} #431#return; {177#true} is VALID [2020-07-17 21:21:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,431 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,432 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {177#true} {177#true} #433#return; {177#true} is VALID [2020-07-17 21:21:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,436 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {177#true} is VALID [2020-07-17 21:21:52,436 INFO L280 TraceCheckUtils]: 1: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,437 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {177#true} {178#false} #517#return; {178#false} is VALID [2020-07-17 21:21:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,441 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {177#true} is VALID [2020-07-17 21:21:52,442 INFO L280 TraceCheckUtils]: 1: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,442 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {177#true} {178#false} #519#return; {178#false} is VALID [2020-07-17 21:21:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,446 INFO L280 TraceCheckUtils]: 0: Hoare triple {177#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {177#true} is VALID [2020-07-17 21:21:52,447 INFO L280 TraceCheckUtils]: 1: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,447 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {177#true} {178#false} #521#return; {178#false} is VALID [2020-07-17 21:21:52,454 INFO L263 TraceCheckUtils]: 0: Hoare triple {177#true} call ULTIMATE.init(); {200#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:52,455 INFO L280 TraceCheckUtils]: 1: Hoare triple {200#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {177#true} is VALID [2020-07-17 21:21:52,455 INFO L280 TraceCheckUtils]: 2: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,455 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {177#true} {177#true} #525#return; {177#true} is VALID [2020-07-17 21:21:52,456 INFO L263 TraceCheckUtils]: 4: Hoare triple {177#true} call #t~ret74 := main(); {177#true} is VALID [2020-07-17 21:21:52,456 INFO L280 TraceCheckUtils]: 5: Hoare triple {177#true} havoc ~retValue_acc~6;havoc ~tmp~5; {177#true} is VALID [2020-07-17 21:21:52,456 INFO L263 TraceCheckUtils]: 6: Hoare triple {177#true} call select_helpers(); {177#true} is VALID [2020-07-17 21:21:52,457 INFO L280 TraceCheckUtils]: 7: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,457 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {177#true} {177#true} #427#return; {177#true} is VALID [2020-07-17 21:21:52,457 INFO L263 TraceCheckUtils]: 9: Hoare triple {177#true} call select_features(); {177#true} is VALID [2020-07-17 21:21:52,458 INFO L280 TraceCheckUtils]: 10: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,458 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {177#true} {177#true} #429#return; {177#true} is VALID [2020-07-17 21:21:52,458 INFO L263 TraceCheckUtils]: 12: Hoare triple {177#true} call #t~ret37 := valid_product(); {177#true} is VALID [2020-07-17 21:21:52,459 INFO L280 TraceCheckUtils]: 13: Hoare triple {177#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {177#true} is VALID [2020-07-17 21:21:52,459 INFO L280 TraceCheckUtils]: 14: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,459 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {177#true} {177#true} #431#return; {177#true} is VALID [2020-07-17 21:21:52,460 INFO L280 TraceCheckUtils]: 16: Hoare triple {177#true} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~5 := #t~ret37;havoc #t~ret37; {177#true} is VALID [2020-07-17 21:21:52,460 INFO L280 TraceCheckUtils]: 17: Hoare triple {177#true} assume 0 != ~tmp~5; {177#true} is VALID [2020-07-17 21:21:52,460 INFO L263 TraceCheckUtils]: 18: Hoare triple {177#true} call setup(); {177#true} is VALID [2020-07-17 21:21:52,461 INFO L280 TraceCheckUtils]: 19: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,461 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {177#true} {177#true} #433#return; {177#true} is VALID [2020-07-17 21:21:52,461 INFO L263 TraceCheckUtils]: 21: Hoare triple {177#true} call runTest(); {177#true} is VALID [2020-07-17 21:21:52,462 INFO L263 TraceCheckUtils]: 22: Hoare triple {177#true} call test(); {177#true} is VALID [2020-07-17 21:21:52,462 INFO L280 TraceCheckUtils]: 23: Hoare triple {177#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {177#true} is VALID [2020-07-17 21:21:52,463 INFO L280 TraceCheckUtils]: 24: Hoare triple {177#true} assume false; {178#false} is VALID [2020-07-17 21:21:52,463 INFO L263 TraceCheckUtils]: 25: Hoare triple {178#false} call cleanup(); {178#false} is VALID [2020-07-17 21:21:52,464 INFO L280 TraceCheckUtils]: 26: Hoare triple {178#false} havoc ~i~0;havoc ~__cil_tmp2~0; {178#false} is VALID [2020-07-17 21:21:52,464 INFO L263 TraceCheckUtils]: 27: Hoare triple {178#false} call timeShift(); {178#false} is VALID [2020-07-17 21:21:52,464 INFO L280 TraceCheckUtils]: 28: Hoare triple {178#false} assume !(0 != ~pumpRunning~0); {178#false} is VALID [2020-07-17 21:21:52,465 INFO L280 TraceCheckUtils]: 29: Hoare triple {178#false} assume !(0 != ~systemActive~0); {178#false} is VALID [2020-07-17 21:21:52,465 INFO L263 TraceCheckUtils]: 30: Hoare triple {178#false} call __utac_acc__Specification3_spec__1(); {178#false} is VALID [2020-07-17 21:21:52,465 INFO L280 TraceCheckUtils]: 31: Hoare triple {178#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {178#false} is VALID [2020-07-17 21:21:52,465 INFO L263 TraceCheckUtils]: 32: Hoare triple {178#false} call #t~ret10 := isMethaneLevelCritical(); {177#true} is VALID [2020-07-17 21:21:52,466 INFO L280 TraceCheckUtils]: 33: Hoare triple {177#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {177#true} is VALID [2020-07-17 21:21:52,466 INFO L280 TraceCheckUtils]: 34: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,466 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {177#true} {178#false} #517#return; {178#false} is VALID [2020-07-17 21:21:52,467 INFO L280 TraceCheckUtils]: 36: Hoare triple {178#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {178#false} is VALID [2020-07-17 21:21:52,467 INFO L280 TraceCheckUtils]: 37: Hoare triple {178#false} assume !(0 != ~tmp~0); {178#false} is VALID [2020-07-17 21:21:52,467 INFO L263 TraceCheckUtils]: 38: Hoare triple {178#false} call #t~ret11 := getWaterLevel(); {177#true} is VALID [2020-07-17 21:21:52,468 INFO L280 TraceCheckUtils]: 39: Hoare triple {177#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {177#true} is VALID [2020-07-17 21:21:52,468 INFO L280 TraceCheckUtils]: 40: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,468 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {177#true} {178#false} #519#return; {178#false} is VALID [2020-07-17 21:21:52,469 INFO L280 TraceCheckUtils]: 42: Hoare triple {178#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp___0~0 := #t~ret11;havoc #t~ret11; {178#false} is VALID [2020-07-17 21:21:52,469 INFO L280 TraceCheckUtils]: 43: Hoare triple {178#false} assume 2 == ~tmp___0~0; {178#false} is VALID [2020-07-17 21:21:52,469 INFO L263 TraceCheckUtils]: 44: Hoare triple {178#false} call #t~ret12 := isPumpRunning(); {177#true} is VALID [2020-07-17 21:21:52,470 INFO L280 TraceCheckUtils]: 45: Hoare triple {177#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {177#true} is VALID [2020-07-17 21:21:52,470 INFO L280 TraceCheckUtils]: 46: Hoare triple {177#true} assume true; {177#true} is VALID [2020-07-17 21:21:52,470 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {177#true} {178#false} #521#return; {178#false} is VALID [2020-07-17 21:21:52,471 INFO L280 TraceCheckUtils]: 48: Hoare triple {178#false} assume -2147483648 <= #t~ret12 && #t~ret12 <= 2147483647;~tmp___1~0 := #t~ret12;havoc #t~ret12; {178#false} is VALID [2020-07-17 21:21:52,471 INFO L280 TraceCheckUtils]: 49: Hoare triple {178#false} assume !(0 != ~tmp___1~0); {178#false} is VALID [2020-07-17 21:21:52,471 INFO L263 TraceCheckUtils]: 50: Hoare triple {178#false} call __automaton_fail(); {178#false} is VALID [2020-07-17 21:21:52,471 INFO L280 TraceCheckUtils]: 51: Hoare triple {178#false} assume !false; {178#false} is VALID [2020-07-17 21:21:52,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:52,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635339059] [2020-07-17 21:21:52,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:52,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:52,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640074848] [2020-07-17 21:21:52,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:52,491 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:52,496 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:52,589 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:52,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:52,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:52,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:52,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:52,602 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 3 states. [2020-07-17 21:21:57,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:57,235 INFO L93 Difference]: Finished difference Result 305 states and 403 transitions. [2020-07-17 21:21:57,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:57,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:57,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-17 21:21:57,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-17 21:21:57,291 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 403 transitions. [2020-07-17 21:21:58,653 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 403 edges. 403 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:58,683 INFO L225 Difference]: With dead ends: 305 [2020-07-17 21:21:58,683 INFO L226 Difference]: Without dead ends: 165 [2020-07-17 21:21:58,690 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 [2020-07-17 21:21:58,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-17 21:21:59,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-07-17 21:21:59,990 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:59,991 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 131 states. [2020-07-17 21:21:59,991 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 131 states. [2020-07-17 21:21:59,992 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 131 states. [2020-07-17 21:22:00,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:00,008 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-17 21:22:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-17 21:22:00,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:00,011 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:00,012 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 165 states. [2020-07-17 21:22:00,012 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 165 states. [2020-07-17 21:22:00,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:00,025 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-17 21:22:00,025 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-17 21:22:00,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:00,030 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:00,030 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:00,030 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-17 21:22:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 156 transitions. [2020-07-17 21:22:00,039 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 156 transitions. Word has length 52 [2020-07-17 21:22:00,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:00,040 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 156 transitions. [2020-07-17 21:22:00,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:22:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2020-07-17 21:22:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:22:00,043 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:00,043 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] [2020-07-17 21:22:00,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:22:00,044 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:00,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:00,044 INFO L82 PathProgramCache]: Analyzing trace with hash -298039851, now seen corresponding path program 1 times [2020-07-17 21:22:00,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:00,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109433332] [2020-07-17 21:22:00,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,416 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {1171#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1147#true} is VALID [2020-07-17 21:22:00,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,482 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1147#true} {1147#true} #525#return; {1147#true} is VALID [2020-07-17 21:22:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,485 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,486 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1147#true} {1147#true} #427#return; {1147#true} is VALID [2020-07-17 21:22:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,489 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,489 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1147#true} {1147#true} #429#return; {1147#true} is VALID [2020-07-17 21:22:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,498 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1147#true} is VALID [2020-07-17 21:22:00,498 INFO L280 TraceCheckUtils]: 1: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,498 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1147#true} {1147#true} #431#return; {1147#true} is VALID [2020-07-17 21:22:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,502 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,502 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1147#true} {1147#true} #433#return; {1147#true} is VALID [2020-07-17 21:22:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,506 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1147#true} is VALID [2020-07-17 21:22:00,506 INFO L280 TraceCheckUtils]: 1: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,506 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1147#true} {1148#false} #517#return; {1148#false} is VALID [2020-07-17 21:22:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,510 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1147#true} is VALID [2020-07-17 21:22:00,511 INFO L280 TraceCheckUtils]: 1: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,511 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1147#true} {1148#false} #519#return; {1148#false} is VALID [2020-07-17 21:22:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,515 INFO L280 TraceCheckUtils]: 0: Hoare triple {1147#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1147#true} is VALID [2020-07-17 21:22:00,515 INFO L280 TraceCheckUtils]: 1: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,515 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1147#true} {1148#false} #521#return; {1148#false} is VALID [2020-07-17 21:22:00,521 INFO L263 TraceCheckUtils]: 0: Hoare triple {1147#true} call ULTIMATE.init(); {1171#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:22:00,521 INFO L280 TraceCheckUtils]: 1: Hoare triple {1171#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1147#true} is VALID [2020-07-17 21:22:00,522 INFO L280 TraceCheckUtils]: 2: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,522 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1147#true} {1147#true} #525#return; {1147#true} is VALID [2020-07-17 21:22:00,522 INFO L263 TraceCheckUtils]: 4: Hoare triple {1147#true} call #t~ret74 := main(); {1147#true} is VALID [2020-07-17 21:22:00,523 INFO L280 TraceCheckUtils]: 5: Hoare triple {1147#true} havoc ~retValue_acc~6;havoc ~tmp~5; {1147#true} is VALID [2020-07-17 21:22:00,523 INFO L263 TraceCheckUtils]: 6: Hoare triple {1147#true} call select_helpers(); {1147#true} is VALID [2020-07-17 21:22:00,523 INFO L280 TraceCheckUtils]: 7: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,524 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1147#true} {1147#true} #427#return; {1147#true} is VALID [2020-07-17 21:22:00,524 INFO L263 TraceCheckUtils]: 9: Hoare triple {1147#true} call select_features(); {1147#true} is VALID [2020-07-17 21:22:00,524 INFO L280 TraceCheckUtils]: 10: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,524 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1147#true} {1147#true} #429#return; {1147#true} is VALID [2020-07-17 21:22:00,525 INFO L263 TraceCheckUtils]: 12: Hoare triple {1147#true} call #t~ret37 := valid_product(); {1147#true} is VALID [2020-07-17 21:22:00,525 INFO L280 TraceCheckUtils]: 13: Hoare triple {1147#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1147#true} is VALID [2020-07-17 21:22:00,525 INFO L280 TraceCheckUtils]: 14: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,526 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1147#true} {1147#true} #431#return; {1147#true} is VALID [2020-07-17 21:22:00,526 INFO L280 TraceCheckUtils]: 16: Hoare triple {1147#true} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~5 := #t~ret37;havoc #t~ret37; {1147#true} is VALID [2020-07-17 21:22:00,526 INFO L280 TraceCheckUtils]: 17: Hoare triple {1147#true} assume 0 != ~tmp~5; {1147#true} is VALID [2020-07-17 21:22:00,527 INFO L263 TraceCheckUtils]: 18: Hoare triple {1147#true} call setup(); {1147#true} is VALID [2020-07-17 21:22:00,527 INFO L280 TraceCheckUtils]: 19: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,527 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1147#true} {1147#true} #433#return; {1147#true} is VALID [2020-07-17 21:22:00,528 INFO L263 TraceCheckUtils]: 21: Hoare triple {1147#true} call runTest(); {1147#true} is VALID [2020-07-17 21:22:00,528 INFO L263 TraceCheckUtils]: 22: Hoare triple {1147#true} call test(); {1147#true} is VALID [2020-07-17 21:22:00,529 INFO L280 TraceCheckUtils]: 23: Hoare triple {1147#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1161#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:00,529 INFO L280 TraceCheckUtils]: 24: Hoare triple {1161#(= 0 test_~splverifierCounter~0)} assume !false; {1161#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:00,530 INFO L280 TraceCheckUtils]: 25: Hoare triple {1161#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1148#false} is VALID [2020-07-17 21:22:00,531 INFO L263 TraceCheckUtils]: 26: Hoare triple {1148#false} call cleanup(); {1148#false} is VALID [2020-07-17 21:22:00,531 INFO L280 TraceCheckUtils]: 27: Hoare triple {1148#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1148#false} is VALID [2020-07-17 21:22:00,531 INFO L263 TraceCheckUtils]: 28: Hoare triple {1148#false} call timeShift(); {1148#false} is VALID [2020-07-17 21:22:00,532 INFO L280 TraceCheckUtils]: 29: Hoare triple {1148#false} assume !(0 != ~pumpRunning~0); {1148#false} is VALID [2020-07-17 21:22:00,532 INFO L280 TraceCheckUtils]: 30: Hoare triple {1148#false} assume !(0 != ~systemActive~0); {1148#false} is VALID [2020-07-17 21:22:00,532 INFO L263 TraceCheckUtils]: 31: Hoare triple {1148#false} call __utac_acc__Specification3_spec__1(); {1148#false} is VALID [2020-07-17 21:22:00,532 INFO L280 TraceCheckUtils]: 32: Hoare triple {1148#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1148#false} is VALID [2020-07-17 21:22:00,533 INFO L263 TraceCheckUtils]: 33: Hoare triple {1148#false} call #t~ret10 := isMethaneLevelCritical(); {1147#true} is VALID [2020-07-17 21:22:00,533 INFO L280 TraceCheckUtils]: 34: Hoare triple {1147#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1147#true} is VALID [2020-07-17 21:22:00,533 INFO L280 TraceCheckUtils]: 35: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,534 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1147#true} {1148#false} #517#return; {1148#false} is VALID [2020-07-17 21:22:00,534 INFO L280 TraceCheckUtils]: 37: Hoare triple {1148#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {1148#false} is VALID [2020-07-17 21:22:00,534 INFO L280 TraceCheckUtils]: 38: Hoare triple {1148#false} assume !(0 != ~tmp~0); {1148#false} is VALID [2020-07-17 21:22:00,535 INFO L263 TraceCheckUtils]: 39: Hoare triple {1148#false} call #t~ret11 := getWaterLevel(); {1147#true} is VALID [2020-07-17 21:22:00,535 INFO L280 TraceCheckUtils]: 40: Hoare triple {1147#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1147#true} is VALID [2020-07-17 21:22:00,535 INFO L280 TraceCheckUtils]: 41: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,536 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1147#true} {1148#false} #519#return; {1148#false} is VALID [2020-07-17 21:22:00,536 INFO L280 TraceCheckUtils]: 43: Hoare triple {1148#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp___0~0 := #t~ret11;havoc #t~ret11; {1148#false} is VALID [2020-07-17 21:22:00,536 INFO L280 TraceCheckUtils]: 44: Hoare triple {1148#false} assume 2 == ~tmp___0~0; {1148#false} is VALID [2020-07-17 21:22:00,536 INFO L263 TraceCheckUtils]: 45: Hoare triple {1148#false} call #t~ret12 := isPumpRunning(); {1147#true} is VALID [2020-07-17 21:22:00,537 INFO L280 TraceCheckUtils]: 46: Hoare triple {1147#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1147#true} is VALID [2020-07-17 21:22:00,537 INFO L280 TraceCheckUtils]: 47: Hoare triple {1147#true} assume true; {1147#true} is VALID [2020-07-17 21:22:00,537 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1147#true} {1148#false} #521#return; {1148#false} is VALID [2020-07-17 21:22:00,538 INFO L280 TraceCheckUtils]: 49: Hoare triple {1148#false} assume -2147483648 <= #t~ret12 && #t~ret12 <= 2147483647;~tmp___1~0 := #t~ret12;havoc #t~ret12; {1148#false} is VALID [2020-07-17 21:22:00,538 INFO L280 TraceCheckUtils]: 50: Hoare triple {1148#false} assume !(0 != ~tmp___1~0); {1148#false} is VALID [2020-07-17 21:22:00,538 INFO L263 TraceCheckUtils]: 51: Hoare triple {1148#false} call __automaton_fail(); {1148#false} is VALID [2020-07-17 21:22:00,539 INFO L280 TraceCheckUtils]: 52: Hoare triple {1148#false} assume !false; {1148#false} is VALID [2020-07-17 21:22:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:00,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109433332] [2020-07-17 21:22:00,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:00,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:22:00,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314886612] [2020-07-17 21:22:00,550 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:00,551 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:00,551 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:22:00,660 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:00,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:22:00,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:00,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:22:00,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:22:00,661 INFO L87 Difference]: Start difference. First operand 131 states and 156 transitions. Second operand 4 states. [2020-07-17 21:22:01,827 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:05,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:05,534 INFO L93 Difference]: Finished difference Result 232 states and 286 transitions. [2020-07-17 21:22:05,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:05,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:05,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:05,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-17 21:22:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-17 21:22:05,566 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 286 transitions. [2020-07-17 21:22:06,575 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:06,582 INFO L225 Difference]: With dead ends: 232 [2020-07-17 21:22:06,582 INFO L226 Difference]: Without dead ends: 149 [2020-07-17 21:22:06,584 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:06,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-17 21:22:07,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 122. [2020-07-17 21:22:07,865 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:07,865 INFO L82 GeneralOperation]: Start isEquivalent. First operand 149 states. Second operand 122 states. [2020-07-17 21:22:07,865 INFO L74 IsIncluded]: Start isIncluded. First operand 149 states. Second operand 122 states. [2020-07-17 21:22:07,865 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 122 states. [2020-07-17 21:22:07,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:07,874 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-17 21:22:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-17 21:22:07,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:07,877 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:07,877 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 149 states. [2020-07-17 21:22:07,877 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 149 states. [2020-07-17 21:22:07,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:07,886 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-17 21:22:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-17 21:22:07,887 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:07,887 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:07,887 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:07,888 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-17 21:22:07,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 144 transitions. [2020-07-17 21:22:07,894 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 144 transitions. Word has length 53 [2020-07-17 21:22:07,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:07,894 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 144 transitions. [2020-07-17 21:22:07,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:22:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2020-07-17 21:22:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:22:07,897 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:07,897 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] [2020-07-17 21:22:07,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:22:07,897 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:07,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:07,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1680590552, now seen corresponding path program 1 times [2020-07-17 21:22:07,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:07,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561086804] [2020-07-17 21:22:07,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,271 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {2008#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {1986#(= 1 ~systemActive~0)} assume true; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,358 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1986#(= 1 ~systemActive~0)} {1981#true} #525#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,362 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,362 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1981#true} {1986#(= 1 ~systemActive~0)} #427#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,366 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,367 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1981#true} {1986#(= 1 ~systemActive~0)} #429#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,389 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2009#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:08,390 INFO L280 TraceCheckUtils]: 1: Hoare triple {2009#(= 1 |valid_product_#res|)} assume true; {2009#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:08,391 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2009#(= 1 |valid_product_#res|)} {1986#(= 1 ~systemActive~0)} #431#return; {1994#(= |main_#t~ret37| ~systemActive~0)} is VALID [2020-07-17 21:22:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,394 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,395 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1981#true} {1996#(not (= 0 ~systemActive~0))} #433#return; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,398 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1981#true} is VALID [2020-07-17 21:22:08,398 INFO L280 TraceCheckUtils]: 1: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,399 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1981#true} {1982#false} #517#return; {1982#false} is VALID [2020-07-17 21:22:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,402 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1981#true} is VALID [2020-07-17 21:22:08,402 INFO L280 TraceCheckUtils]: 1: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,402 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1981#true} {1982#false} #519#return; {1982#false} is VALID [2020-07-17 21:22:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:08,405 INFO L280 TraceCheckUtils]: 0: Hoare triple {1981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1981#true} is VALID [2020-07-17 21:22:08,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,405 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1981#true} {1982#false} #521#return; {1982#false} is VALID [2020-07-17 21:22:08,410 INFO L263 TraceCheckUtils]: 0: Hoare triple {1981#true} call ULTIMATE.init(); {2008#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:22:08,415 INFO L280 TraceCheckUtils]: 1: Hoare triple {2008#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,416 INFO L280 TraceCheckUtils]: 2: Hoare triple {1986#(= 1 ~systemActive~0)} assume true; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,417 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1986#(= 1 ~systemActive~0)} {1981#true} #525#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,417 INFO L263 TraceCheckUtils]: 4: Hoare triple {1986#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,418 INFO L280 TraceCheckUtils]: 5: Hoare triple {1986#(= 1 ~systemActive~0)} havoc ~retValue_acc~6;havoc ~tmp~5; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,418 INFO L263 TraceCheckUtils]: 6: Hoare triple {1986#(= 1 ~systemActive~0)} call select_helpers(); {1981#true} is VALID [2020-07-17 21:22:08,418 INFO L280 TraceCheckUtils]: 7: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,419 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1981#true} {1986#(= 1 ~systemActive~0)} #427#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,419 INFO L263 TraceCheckUtils]: 9: Hoare triple {1986#(= 1 ~systemActive~0)} call select_features(); {1981#true} is VALID [2020-07-17 21:22:08,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,420 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1981#true} {1986#(= 1 ~systemActive~0)} #429#return; {1986#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:08,421 INFO L263 TraceCheckUtils]: 12: Hoare triple {1986#(= 1 ~systemActive~0)} call #t~ret37 := valid_product(); {1981#true} is VALID [2020-07-17 21:22:08,421 INFO L280 TraceCheckUtils]: 13: Hoare triple {1981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2009#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:08,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {2009#(= 1 |valid_product_#res|)} assume true; {2009#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:08,423 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2009#(= 1 |valid_product_#res|)} {1986#(= 1 ~systemActive~0)} #431#return; {1994#(= |main_#t~ret37| ~systemActive~0)} is VALID [2020-07-17 21:22:08,424 INFO L280 TraceCheckUtils]: 16: Hoare triple {1994#(= |main_#t~ret37| ~systemActive~0)} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~5 := #t~ret37;havoc #t~ret37; {1995#(= main_~tmp~5 ~systemActive~0)} is VALID [2020-07-17 21:22:08,424 INFO L280 TraceCheckUtils]: 17: Hoare triple {1995#(= main_~tmp~5 ~systemActive~0)} assume 0 != ~tmp~5; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,424 INFO L263 TraceCheckUtils]: 18: Hoare triple {1996#(not (= 0 ~systemActive~0))} call setup(); {1981#true} is VALID [2020-07-17 21:22:08,425 INFO L280 TraceCheckUtils]: 19: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,425 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1981#true} {1996#(not (= 0 ~systemActive~0))} #433#return; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,426 INFO L263 TraceCheckUtils]: 21: Hoare triple {1996#(not (= 0 ~systemActive~0))} call runTest(); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,427 INFO L263 TraceCheckUtils]: 22: Hoare triple {1996#(not (= 0 ~systemActive~0))} call test(); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,427 INFO L280 TraceCheckUtils]: 23: Hoare triple {1996#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,428 INFO L280 TraceCheckUtils]: 24: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume !false; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,429 INFO L280 TraceCheckUtils]: 25: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,429 INFO L280 TraceCheckUtils]: 26: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp~4 := #t~nondet33;havoc #t~nondet33; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,430 INFO L280 TraceCheckUtils]: 27: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,430 INFO L280 TraceCheckUtils]: 28: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___0~2 := #t~nondet34;havoc #t~nondet34; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,431 INFO L280 TraceCheckUtils]: 29: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,431 INFO L280 TraceCheckUtils]: 30: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___2~0 := #t~nondet35;havoc #t~nondet35; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,432 INFO L280 TraceCheckUtils]: 31: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,433 INFO L263 TraceCheckUtils]: 32: Hoare triple {1996#(not (= 0 ~systemActive~0))} call timeShift(); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,433 INFO L280 TraceCheckUtils]: 33: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1996#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:08,434 INFO L280 TraceCheckUtils]: 34: Hoare triple {1996#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1982#false} is VALID [2020-07-17 21:22:08,434 INFO L263 TraceCheckUtils]: 35: Hoare triple {1982#false} call __utac_acc__Specification3_spec__1(); {1982#false} is VALID [2020-07-17 21:22:08,434 INFO L280 TraceCheckUtils]: 36: Hoare triple {1982#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1982#false} is VALID [2020-07-17 21:22:08,435 INFO L263 TraceCheckUtils]: 37: Hoare triple {1982#false} call #t~ret10 := isMethaneLevelCritical(); {1981#true} is VALID [2020-07-17 21:22:08,435 INFO L280 TraceCheckUtils]: 38: Hoare triple {1981#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1981#true} is VALID [2020-07-17 21:22:08,435 INFO L280 TraceCheckUtils]: 39: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,435 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1981#true} {1982#false} #517#return; {1982#false} is VALID [2020-07-17 21:22:08,436 INFO L280 TraceCheckUtils]: 41: Hoare triple {1982#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {1982#false} is VALID [2020-07-17 21:22:08,436 INFO L280 TraceCheckUtils]: 42: Hoare triple {1982#false} assume !(0 != ~tmp~0); {1982#false} is VALID [2020-07-17 21:22:08,436 INFO L263 TraceCheckUtils]: 43: Hoare triple {1982#false} call #t~ret11 := getWaterLevel(); {1981#true} is VALID [2020-07-17 21:22:08,436 INFO L280 TraceCheckUtils]: 44: Hoare triple {1981#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1981#true} is VALID [2020-07-17 21:22:08,437 INFO L280 TraceCheckUtils]: 45: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,437 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1981#true} {1982#false} #519#return; {1982#false} is VALID [2020-07-17 21:22:08,437 INFO L280 TraceCheckUtils]: 47: Hoare triple {1982#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp___0~0 := #t~ret11;havoc #t~ret11; {1982#false} is VALID [2020-07-17 21:22:08,437 INFO L280 TraceCheckUtils]: 48: Hoare triple {1982#false} assume 2 == ~tmp___0~0; {1982#false} is VALID [2020-07-17 21:22:08,438 INFO L263 TraceCheckUtils]: 49: Hoare triple {1982#false} call #t~ret12 := isPumpRunning(); {1981#true} is VALID [2020-07-17 21:22:08,438 INFO L280 TraceCheckUtils]: 50: Hoare triple {1981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1981#true} is VALID [2020-07-17 21:22:08,438 INFO L280 TraceCheckUtils]: 51: Hoare triple {1981#true} assume true; {1981#true} is VALID [2020-07-17 21:22:08,438 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1981#true} {1982#false} #521#return; {1982#false} is VALID [2020-07-17 21:22:08,438 INFO L280 TraceCheckUtils]: 53: Hoare triple {1982#false} assume -2147483648 <= #t~ret12 && #t~ret12 <= 2147483647;~tmp___1~0 := #t~ret12;havoc #t~ret12; {1982#false} is VALID [2020-07-17 21:22:08,439 INFO L280 TraceCheckUtils]: 54: Hoare triple {1982#false} assume !(0 != ~tmp___1~0); {1982#false} is VALID [2020-07-17 21:22:08,439 INFO L263 TraceCheckUtils]: 55: Hoare triple {1982#false} call __automaton_fail(); {1982#false} is VALID [2020-07-17 21:22:08,439 INFO L280 TraceCheckUtils]: 56: Hoare triple {1982#false} assume !false; {1982#false} is VALID [2020-07-17 21:22:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:08,447 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561086804] [2020-07-17 21:22:08,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:08,448 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:08,448 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059652616] [2020-07-17 21:22:08,449 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:08,449 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:08,449 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:08,517 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:08,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:08,518 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:08,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:08,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:08,519 INFO L87 Difference]: Start difference. First operand 122 states and 144 transitions. Second operand 8 states. [2020-07-17 21:22:09,278 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:10,185 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:10,566 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:10,913 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:14,313 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:25,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:25,422 INFO L93 Difference]: Finished difference Result 424 states and 531 transitions. [2020-07-17 21:22:25,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:22:25,422 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:25,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-17 21:22:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-17 21:22:25,446 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 531 transitions. [2020-07-17 21:22:27,386 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 531 edges. 531 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:27,400 INFO L225 Difference]: With dead ends: 424 [2020-07-17 21:22:27,401 INFO L226 Difference]: Without dead ends: 326 [2020-07-17 21:22:27,402 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 [2020-07-17 21:22:27,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-07-17 21:22:30,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 268. [2020-07-17 21:22:30,225 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:30,225 INFO L82 GeneralOperation]: Start isEquivalent. First operand 326 states. Second operand 268 states. [2020-07-17 21:22:30,225 INFO L74 IsIncluded]: Start isIncluded. First operand 326 states. Second operand 268 states. [2020-07-17 21:22:30,225 INFO L87 Difference]: Start difference. First operand 326 states. Second operand 268 states. [2020-07-17 21:22:30,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:30,245 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-17 21:22:30,245 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-17 21:22:30,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:30,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:30,247 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand 326 states. [2020-07-17 21:22:30,247 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 326 states. [2020-07-17 21:22:30,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:30,265 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-17 21:22:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-17 21:22:30,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:30,267 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:30,267 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:30,267 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-07-17 21:22:30,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 327 transitions. [2020-07-17 21:22:30,279 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 327 transitions. Word has length 57 [2020-07-17 21:22:30,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:30,280 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 327 transitions. [2020-07-17 21:22:30,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 327 transitions. [2020-07-17 21:22:30,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:22:30,282 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:30,282 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] [2020-07-17 21:22:30,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:30,283 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:30,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:30,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1676229378, now seen corresponding path program 1 times [2020-07-17 21:22:30,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:30,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754378879] [2020-07-17 21:22:30,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,688 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,779 INFO L280 TraceCheckUtils]: 0: Hoare triple {3680#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,779 INFO L280 TraceCheckUtils]: 1: Hoare triple {3655#(= 1 ~waterLevel~0)} assume true; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,780 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3655#(= 1 ~waterLevel~0)} {3650#true} #525#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,786 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #427#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,791 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,792 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #429#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,796 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3650#true} is VALID [2020-07-17 21:22:30,797 INFO L280 TraceCheckUtils]: 1: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,797 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #431#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,801 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,801 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #433#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,824 INFO L280 TraceCheckUtils]: 0: Hoare triple {3681#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3650#true} is VALID [2020-07-17 21:22:30,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {3650#true} ~systemActive~0 := 0; {3650#true} is VALID [2020-07-17 21:22:30,825 INFO L280 TraceCheckUtils]: 2: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,826 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #483#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3650#true} is VALID [2020-07-17 21:22:30,831 INFO L280 TraceCheckUtils]: 1: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,832 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #517#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,852 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3682#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:30,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {3682#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3682#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:30,854 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3682#(= |getWaterLevel_#res| ~waterLevel~0)} {3655#(= 1 ~waterLevel~0)} #519#return; {3675#(= 1 |__utac_acc__Specification3_spec__1_#t~ret11|)} is VALID [2020-07-17 21:22:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:30,857 INFO L280 TraceCheckUtils]: 0: Hoare triple {3650#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {3650#true} is VALID [2020-07-17 21:22:30,857 INFO L280 TraceCheckUtils]: 1: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,858 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3650#true} {3651#false} #521#return; {3651#false} is VALID [2020-07-17 21:22:30,863 INFO L263 TraceCheckUtils]: 0: Hoare triple {3650#true} call ULTIMATE.init(); {3680#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:22:30,869 INFO L280 TraceCheckUtils]: 1: Hoare triple {3680#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.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~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.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~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);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~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);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);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,889 INFO L280 TraceCheckUtils]: 2: Hoare triple {3655#(= 1 ~waterLevel~0)} assume true; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,890 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3655#(= 1 ~waterLevel~0)} {3650#true} #525#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,891 INFO L263 TraceCheckUtils]: 4: Hoare triple {3655#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,892 INFO L280 TraceCheckUtils]: 5: Hoare triple {3655#(= 1 ~waterLevel~0)} havoc ~retValue_acc~6;havoc ~tmp~5; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,892 INFO L263 TraceCheckUtils]: 6: Hoare triple {3655#(= 1 ~waterLevel~0)} call select_helpers(); {3650#true} is VALID [2020-07-17 21:22:30,892 INFO L280 TraceCheckUtils]: 7: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,893 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #427#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,893 INFO L263 TraceCheckUtils]: 9: Hoare triple {3655#(= 1 ~waterLevel~0)} call select_features(); {3650#true} is VALID [2020-07-17 21:22:30,893 INFO L280 TraceCheckUtils]: 10: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,894 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #429#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,895 INFO L263 TraceCheckUtils]: 12: Hoare triple {3655#(= 1 ~waterLevel~0)} call #t~ret37 := valid_product(); {3650#true} is VALID [2020-07-17 21:22:30,895 INFO L280 TraceCheckUtils]: 13: Hoare triple {3650#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3650#true} is VALID [2020-07-17 21:22:30,895 INFO L280 TraceCheckUtils]: 14: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,896 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #431#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,896 INFO L280 TraceCheckUtils]: 16: Hoare triple {3655#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~5 := #t~ret37;havoc #t~ret37; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,897 INFO L280 TraceCheckUtils]: 17: Hoare triple {3655#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,898 INFO L263 TraceCheckUtils]: 18: Hoare triple {3655#(= 1 ~waterLevel~0)} call setup(); {3650#true} is VALID [2020-07-17 21:22:30,898 INFO L280 TraceCheckUtils]: 19: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,898 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #433#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,899 INFO L263 TraceCheckUtils]: 21: Hoare triple {3655#(= 1 ~waterLevel~0)} call runTest(); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,900 INFO L263 TraceCheckUtils]: 22: Hoare triple {3655#(= 1 ~waterLevel~0)} call test(); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,901 INFO L280 TraceCheckUtils]: 23: Hoare triple {3655#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,902 INFO L280 TraceCheckUtils]: 24: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !false; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,902 INFO L280 TraceCheckUtils]: 25: Hoare triple {3655#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,903 INFO L280 TraceCheckUtils]: 26: Hoare triple {3655#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp~4 := #t~nondet33;havoc #t~nondet33; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,904 INFO L280 TraceCheckUtils]: 27: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,905 INFO L280 TraceCheckUtils]: 28: Hoare triple {3655#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___0~2 := #t~nondet34;havoc #t~nondet34; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,906 INFO L280 TraceCheckUtils]: 29: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,907 INFO L280 TraceCheckUtils]: 30: Hoare triple {3655#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___2~0 := #t~nondet35;havoc #t~nondet35; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,908 INFO L280 TraceCheckUtils]: 31: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp___1~1 := #t~nondet36;havoc #t~nondet36; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,909 INFO L280 TraceCheckUtils]: 32: Hoare triple {3655#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,909 INFO L263 TraceCheckUtils]: 33: Hoare triple {3655#(= 1 ~waterLevel~0)} call stopSystem(); {3681#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:22:30,910 INFO L280 TraceCheckUtils]: 34: Hoare triple {3681#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3650#true} is VALID [2020-07-17 21:22:30,910 INFO L280 TraceCheckUtils]: 35: Hoare triple {3650#true} ~systemActive~0 := 0; {3650#true} is VALID [2020-07-17 21:22:30,910 INFO L280 TraceCheckUtils]: 36: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,911 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #483#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,912 INFO L263 TraceCheckUtils]: 38: Hoare triple {3655#(= 1 ~waterLevel~0)} call timeShift(); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,912 INFO L280 TraceCheckUtils]: 39: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,913 INFO L280 TraceCheckUtils]: 40: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,913 INFO L263 TraceCheckUtils]: 41: Hoare triple {3655#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,914 INFO L280 TraceCheckUtils]: 42: Hoare triple {3655#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,914 INFO L263 TraceCheckUtils]: 43: Hoare triple {3655#(= 1 ~waterLevel~0)} call #t~ret10 := isMethaneLevelCritical(); {3650#true} is VALID [2020-07-17 21:22:30,914 INFO L280 TraceCheckUtils]: 44: Hoare triple {3650#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3650#true} is VALID [2020-07-17 21:22:30,915 INFO L280 TraceCheckUtils]: 45: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,915 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3650#true} {3655#(= 1 ~waterLevel~0)} #517#return; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,916 INFO L280 TraceCheckUtils]: 47: Hoare triple {3655#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,916 INFO L280 TraceCheckUtils]: 48: Hoare triple {3655#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {3655#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:30,917 INFO L263 TraceCheckUtils]: 49: Hoare triple {3655#(= 1 ~waterLevel~0)} call #t~ret11 := getWaterLevel(); {3650#true} is VALID [2020-07-17 21:22:30,917 INFO L280 TraceCheckUtils]: 50: Hoare triple {3650#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3682#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:30,918 INFO L280 TraceCheckUtils]: 51: Hoare triple {3682#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3682#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:30,919 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3682#(= |getWaterLevel_#res| ~waterLevel~0)} {3655#(= 1 ~waterLevel~0)} #519#return; {3675#(= 1 |__utac_acc__Specification3_spec__1_#t~ret11|)} is VALID [2020-07-17 21:22:30,919 INFO L280 TraceCheckUtils]: 53: Hoare triple {3675#(= 1 |__utac_acc__Specification3_spec__1_#t~ret11|)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp___0~0 := #t~ret11;havoc #t~ret11; {3676#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:22:30,920 INFO L280 TraceCheckUtils]: 54: Hoare triple {3676#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3651#false} is VALID [2020-07-17 21:22:30,920 INFO L263 TraceCheckUtils]: 55: Hoare triple {3651#false} call #t~ret12 := isPumpRunning(); {3650#true} is VALID [2020-07-17 21:22:30,920 INFO L280 TraceCheckUtils]: 56: Hoare triple {3650#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {3650#true} is VALID [2020-07-17 21:22:30,920 INFO L280 TraceCheckUtils]: 57: Hoare triple {3650#true} assume true; {3650#true} is VALID [2020-07-17 21:22:30,921 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3650#true} {3651#false} #521#return; {3651#false} is VALID [2020-07-17 21:22:30,921 INFO L280 TraceCheckUtils]: 59: Hoare triple {3651#false} assume -2147483648 <= #t~ret12 && #t~ret12 <= 2147483647;~tmp___1~0 := #t~ret12;havoc #t~ret12; {3651#false} is VALID [2020-07-17 21:22:30,921 INFO L280 TraceCheckUtils]: 60: Hoare triple {3651#false} assume !(0 != ~tmp___1~0); {3651#false} is VALID [2020-07-17 21:22:30,921 INFO L263 TraceCheckUtils]: 61: Hoare triple {3651#false} call __automaton_fail(); {3651#false} is VALID [2020-07-17 21:22:30,921 INFO L280 TraceCheckUtils]: 62: Hoare triple {3651#false} assume !false; {3651#false} is VALID [2020-07-17 21:22:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:30,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754378879] [2020-07-17 21:22:30,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:30,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:30,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827032059] [2020-07-17 21:22:30,935 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:30,936 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:30,936 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:31,010 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:31,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:31,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:31,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:31,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:31,012 INFO L87 Difference]: Start difference. First operand 268 states and 327 transitions. Second operand 8 states. [2020-07-17 21:22:31,711 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:40,258 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:41,507 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:42,087 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:42,723 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:48,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:48,356 INFO L93 Difference]: Finished difference Result 824 states and 1085 transitions. [2020-07-17 21:22:48,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:48,356 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:48,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:48,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:48,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-17 21:22:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-17 21:22:48,379 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 492 transitions. [2020-07-17 21:22:50,156 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 492 edges. 492 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:50,188 INFO L225 Difference]: With dead ends: 824 [2020-07-17 21:22:50,188 INFO L226 Difference]: Without dead ends: 580 [2020-07-17 21:22:50,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:22:50,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-07-17 21:22:55,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 513. [2020-07-17 21:22:55,488 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:55,488 INFO L82 GeneralOperation]: Start isEquivalent. First operand 580 states. Second operand 513 states. [2020-07-17 21:22:55,488 INFO L74 IsIncluded]: Start isIncluded. First operand 580 states. Second operand 513 states. [2020-07-17 21:22:55,488 INFO L87 Difference]: Start difference. First operand 580 states. Second operand 513 states. [2020-07-17 21:22:55,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:55,526 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-17 21:22:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-17 21:22:55,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:55,530 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:55,530 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 580 states. [2020-07-17 21:22:55,530 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 580 states. [2020-07-17 21:22:55,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:55,565 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-17 21:22:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-17 21:22:55,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:55,568 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:55,568 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:55,569 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-17 21:22:55,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 641 transitions. [2020-07-17 21:22:55,596 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 641 transitions. Word has length 63 [2020-07-17 21:22:55,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:55,597 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 641 transitions. [2020-07-17 21:22:55,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 641 transitions. [2020-07-17 21:22:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:22:55,599 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:55,600 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] [2020-07-17 21:22:55,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:22:55,600 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:55,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:55,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1477650020, now seen corresponding path program 1 times [2020-07-17 21:22:55,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:55,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545857389] [2020-07-17 21:22:55,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:55,782 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:22:55,782 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:22:55,783 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:22:55,919 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:22:55,920 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:22:55,921 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:22:55,922 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:55,923 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:55,924 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L623-2 has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L623-2 has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L623-2 has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L680-2 has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L680-2 has no Hoare annotation [2020-07-17 21:22:55,925 WARN L170 areAnnotationChecker]: L680-2 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L519 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L519 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L360 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L360 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:22:55,926 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:22:55,927 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:55,928 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:22:55,929 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-17 21:22:55,930 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:22:55,931 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L645 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L681 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L519-1 has no Hoare annotation [2020-07-17 21:22:55,932 WARN L170 areAnnotationChecker]: L519-1 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L342-1 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L306-2 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L520 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: L520 has no Hoare annotation [2020-07-17 21:22:55,933 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L879-1 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L284-1 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:22:55,934 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: L833-1 has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:22:55,935 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:55,936 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L145-1 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L445-1 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L525-1 has no Hoare annotation [2020-07-17 21:22:55,937 WARN L170 areAnnotationChecker]: L525-1 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:55,938 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:22:55,939 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: L523-1 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: L257-1 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: L244-1 has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:22:55,940 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L383 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L699-1 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:55,941 WARN L170 areAnnotationChecker]: L401-1 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L449-2 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L449-2 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L449-2 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:22:55,942 WARN L170 areAnnotationChecker]: L391-1 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L153-1 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L218-1 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L629-1 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-17 21:22:55,943 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L344-2 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: L318-2 has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:22:55,944 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L246 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L246 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L765-2 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L765-2 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L765-2 has no Hoare annotation [2020-07-17 21:22:55,945 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L151 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: L151 has no Hoare annotation [2020-07-17 21:22:55,946 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:55,947 WARN L170 areAnnotationChecker]: L464 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L450 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L481 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L481 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L781-1 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L797-1 has no Hoare annotation [2020-07-17 21:22:55,948 WARN L170 areAnnotationChecker]: L699 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L699 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:22:55,949 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L393 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L393 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L329-1 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:22:55,950 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:22:55,951 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L453 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L453 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-17 21:22:55,952 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L479 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L479 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L767 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:22:55,953 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: L453-1 has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: L453-1 has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,954 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,955 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:55,955 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-17 21:22:55,955 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-17 21:22:55,955 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. [2020-07-17 21:22:55,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:22:55 BoogieIcfgContainer [2020-07-17 21:22:55,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:22:55,960 INFO L168 Benchmark]: Toolchain (without parser) took 67235.18 ms. Allocated memory was 137.9 MB in the beginning and 818.4 MB in the end (delta: 680.5 MB). Free memory was 102.0 MB in the beginning and 490.1 MB in the end (delta: -388.1 MB). Peak memory consumption was 292.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,961 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.22 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 166.4 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,962 INFO L168 Benchmark]: Boogie Preprocessor took 109.93 ms. Allocated memory is still 201.3 MB. Free memory was 166.4 MB in the beginning and 160.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,963 INFO L168 Benchmark]: RCFGBuilder took 1833.89 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 160.9 MB in the beginning and 90.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,963 INFO L168 Benchmark]: TraceAbstraction took 64563.07 ms. Allocated memory was 233.3 MB in the beginning and 818.4 MB in the end (delta: 585.1 MB). Free memory was 88.9 MB in the beginning and 490.1 MB in the end (delta: -401.2 MB). Peak memory consumption was 183.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:55,966 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 1.42 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.22 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 166.4 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.93 ms. Allocated memory is still 201.3 MB. Free memory was 166.4 MB in the beginning and 160.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1833.89 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 160.9 MB in the beginning and 90.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 64563.07 ms. Allocated memory was 233.3 MB in the beginning and 818.4 MB in the end (delta: 585.1 MB). Free memory was 88.9 MB in the beginning and 490.1 MB in the end (delta: -401.2 MB). Peak memory consumption was 183.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 541]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L177] int pumpRunning = 0; [L178] int systemActive = 1; [L438] int cleanupTimeShifts = 4; [L715] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [\old(cleanupTimeShifts)=173, \old(head)=169, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=139, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L514] int retValue_acc ; [L515] 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] [L519] 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] [L520] 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] [L521] 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] [L938] int retValue_acc ; [L941] retValue_acc = 1 [L942] 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] [L521] 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] [L521] tmp = valid_product() [L523] 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] [L525] 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] [L526] 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] [L505] 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] [L372] int splverifierCounter ; [L373] int tmp ; [L374] int tmp___0 ; [L375] int tmp___1 ; [L376] int tmp___2 ; [L379] 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] [L381] 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] [L383] 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] [L389] tmp = __VERIFIER_nondet_int() [L391] 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] [L393] 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] [L65] COND TRUE waterLevel < 2 [L66] 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] [L393] 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] [L399] tmp___0 = __VERIFIER_nondet_int() [L401] 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] [L409] tmp___2 = __VERIFIER_nondet_int() [L411] COND FALSE !(\read(tmp___2)) [L415] tmp___1 = __VERIFIER_nondet_int() [L417] 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] [L419] 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] [L358] 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] [L365] 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] [L419] 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] [L426] 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] [L184] 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] [L191] 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] [L199] 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] [L139] int tmp ; [L140] int tmp___0 ; [L141] 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] [L145] 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] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] 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] [L145] 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] [L145] tmp = isMethaneLevelCritical() [L147] 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] [L151] 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] [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] 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] [L151] 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] [L151] tmp___0 = getWaterLevel() [L153] 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] [L155] 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] [L291] int retValue_acc ; [L294] retValue_acc = pumpRunning [L295] 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] [L155] 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] [L155] tmp___1 = isPumpRunning() [L157] 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] [L161] 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] [L541] __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, 233 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 64.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 50.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 728 SDslu, 375 SDs, 0 SdLazy, 1966 SolverSat, 425 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=513occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.9s AutomataMinimizationTime, 4 MinimizatonAttempts, 186 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61524 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...