/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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:14:44,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:14:44,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:14:44,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:14:44,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:14:44,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:14:44,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:14:44,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:14:44,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:14:44,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:14:44,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:14:44,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:14:44,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:14:44,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:14:44,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:14:44,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:14:44,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:14:44,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:14:44,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:14:44,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:14:44,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:14:44,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:14:44,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:14:44,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:14:44,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:14:44,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:14:44,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:14:44,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:14:44,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:14:44,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:14:44,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:14:44,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:14:44,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:14:44,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:14:44,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:14:44,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:14:44,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:14:44,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:14:44,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:14:44,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:14:44,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:14:44,437 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 [2020-07-08 11:14:44,473 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:14:44,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:14:44,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:14:44,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:14:44,477 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:14:44,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:14:44,477 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:14:44,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:14:44,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:14:44,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:14:44,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:14:44,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:14:44,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:14:44,481 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:14:44,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:14:44,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:14:44,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:14:44,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:14:44,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:14:44,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:14:44,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:14:44,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:14:44,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:14:44,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:14:44,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:14:44,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:14:44,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:14:44,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:14:44,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:14:44,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:14:44,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:14:44,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:14:44,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:14:44,782 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:14:44,783 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:14:44,785 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product17.cil.c [2020-07-08 11:14:44,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3713840b/6e391d2784ce42abb4208ce25c915314/FLAG844995c99 [2020-07-08 11:14:45,387 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:14:45,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product17.cil.c [2020-07-08 11:14:45,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3713840b/6e391d2784ce42abb4208ce25c915314/FLAG844995c99 [2020-07-08 11:14:45,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3713840b/6e391d2784ce42abb4208ce25c915314 [2020-07-08 11:14:45,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:14:45,761 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:14:45,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:14:45,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:14:45,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:14:45,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:14:45" (1/1) ... [2020-07-08 11:14:45,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c3908d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:45, skipping insertion in model container [2020-07-08 11:14:45,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:14:45" (1/1) ... [2020-07-08 11:14:45,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:14:45,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:14:46,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:14:46,278 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:14:46,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:14:46,417 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:14:46,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46 WrapperNode [2020-07-08 11:14:46,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:14:46,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:14:46,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:14:46,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:14:46,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (1/1) ... [2020-07-08 11:14:46,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:14:46,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:14:46,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:14:46,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:14:46,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (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 [2020-07-08 11:14:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:14:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:14:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:14:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:14:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:14:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:14:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:14:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:14:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:14:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:14:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:14:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:14:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:14:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:14:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:14:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:14:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:14:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:14:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:14:46,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:14:46,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:14:46,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:14:46,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:14:46,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:14:46,647 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:14:46,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:14:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:14:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:14:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:14:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:14:46,651 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:14:46,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:14:46,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:14:46,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:14:48,349 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:14:48,350 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:14:48,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:14:48 BoogieIcfgContainer [2020-07-08 11:14:48,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:14:48,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:14:48,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:14:48,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:14:48,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:14:45" (1/3) ... [2020-07-08 11:14:48,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2683b2b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:14:48, skipping insertion in model container [2020-07-08 11:14:48,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:46" (2/3) ... [2020-07-08 11:14:48,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2683b2b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:14:48, skipping insertion in model container [2020-07-08 11:14:48,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:14:48" (3/3) ... [2020-07-08 11:14:48,364 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product17.cil.c [2020-07-08 11:14:48,375 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:14:48,384 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:14:48,399 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:14:48,425 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:14:48,426 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:14:48,426 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:14:48,426 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:14:48,427 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:14:48,427 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:14:48,427 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:14:48,427 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:14:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-08 11:14:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:14:48,463 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:14:48,464 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] [2020-07-08 11:14:48,465 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:14:48,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:14:48,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1926070200, now seen corresponding path program 1 times [2020-07-08 11:14:48,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:14:48,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723905101] [2020-07-08 11:14:48,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:14:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,236 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:14:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {159#true} is VALID [2020-07-08 11:14:49,375 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,375 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-08 11:14:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,380 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,381 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-08 11:14:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,384 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-08 11:14:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,389 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {159#true} is VALID [2020-07-08 11:14:49,390 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,390 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-08 11:14:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,394 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,395 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #404#return; {159#true} is VALID [2020-07-08 11:14:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,399 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-08 11:14:49,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,400 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-08 11:14:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,406 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {159#true} is VALID [2020-07-08 11:14:49,406 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,407 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-08 11:14:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:49,411 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {159#true} is VALID [2020-07-08 11:14:49,411 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,412 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-08 11:14:49,419 INFO L263 TraceCheckUtils]: 0: Hoare triple {159#true} call ULTIMATE.init(); {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:14:49,419 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {159#true} is VALID [2020-07-08 11:14:49,420 INFO L280 TraceCheckUtils]: 2: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,420 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-08 11:14:49,420 INFO L263 TraceCheckUtils]: 4: Hoare triple {159#true} call #t~ret73 := main(); {159#true} is VALID [2020-07-08 11:14:49,421 INFO L280 TraceCheckUtils]: 5: Hoare triple {159#true} havoc ~retValue_acc~9;havoc ~tmp~6; {159#true} is VALID [2020-07-08 11:14:49,421 INFO L263 TraceCheckUtils]: 6: Hoare triple {159#true} call select_helpers(); {159#true} is VALID [2020-07-08 11:14:49,421 INFO L280 TraceCheckUtils]: 7: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,421 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-08 11:14:49,422 INFO L263 TraceCheckUtils]: 9: Hoare triple {159#true} call select_features(); {159#true} is VALID [2020-07-08 11:14:49,422 INFO L280 TraceCheckUtils]: 10: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,422 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-08 11:14:49,423 INFO L263 TraceCheckUtils]: 12: Hoare triple {159#true} call #t~ret68 := valid_product(); {159#true} is VALID [2020-07-08 11:14:49,423 INFO L280 TraceCheckUtils]: 13: Hoare triple {159#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {159#true} is VALID [2020-07-08 11:14:49,423 INFO L280 TraceCheckUtils]: 14: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,424 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-08 11:14:49,424 INFO L280 TraceCheckUtils]: 16: Hoare triple {159#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {159#true} is VALID [2020-07-08 11:14:49,425 INFO L280 TraceCheckUtils]: 17: Hoare triple {159#true} assume 0 != ~tmp~6; {159#true} is VALID [2020-07-08 11:14:49,425 INFO L263 TraceCheckUtils]: 18: Hoare triple {159#true} call setup(); {159#true} is VALID [2020-07-08 11:14:49,425 INFO L280 TraceCheckUtils]: 19: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,425 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {159#true} {159#true} #404#return; {159#true} is VALID [2020-07-08 11:14:49,426 INFO L263 TraceCheckUtils]: 21: Hoare triple {159#true} call runTest(); {159#true} is VALID [2020-07-08 11:14:49,426 INFO L263 TraceCheckUtils]: 22: Hoare triple {159#true} call test(); {159#true} is VALID [2020-07-08 11:14:49,426 INFO L280 TraceCheckUtils]: 23: Hoare triple {159#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {159#true} is VALID [2020-07-08 11:14:49,428 INFO L280 TraceCheckUtils]: 24: Hoare triple {159#true} assume !true; {160#false} is VALID [2020-07-08 11:14:49,429 INFO L263 TraceCheckUtils]: 25: Hoare triple {160#false} call cleanup(); {160#false} is VALID [2020-07-08 11:14:49,429 INFO L280 TraceCheckUtils]: 26: Hoare triple {160#false} havoc ~i~0;havoc ~__cil_tmp2~0; {160#false} is VALID [2020-07-08 11:14:49,429 INFO L263 TraceCheckUtils]: 27: Hoare triple {160#false} call timeShift(); {160#false} is VALID [2020-07-08 11:14:49,430 INFO L280 TraceCheckUtils]: 28: Hoare triple {160#false} assume !(0 != ~pumpRunning~0); {160#false} is VALID [2020-07-08 11:14:49,430 INFO L280 TraceCheckUtils]: 29: Hoare triple {160#false} assume !(0 != ~systemActive~0); {160#false} is VALID [2020-07-08 11:14:49,431 INFO L263 TraceCheckUtils]: 30: Hoare triple {160#false} call __utac_acc__Specification3_spec__1(); {160#false} is VALID [2020-07-08 11:14:49,431 INFO L280 TraceCheckUtils]: 31: Hoare triple {160#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {160#false} is VALID [2020-07-08 11:14:49,431 INFO L263 TraceCheckUtils]: 32: Hoare triple {160#false} call #t~ret70 := isMethaneLevelCritical(); {159#true} is VALID [2020-07-08 11:14:49,431 INFO L280 TraceCheckUtils]: 33: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-08 11:14:49,432 INFO L280 TraceCheckUtils]: 34: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,432 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-08 11:14:49,432 INFO L280 TraceCheckUtils]: 36: Hoare triple {160#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {160#false} is VALID [2020-07-08 11:14:49,433 INFO L280 TraceCheckUtils]: 37: Hoare triple {160#false} assume !(0 != ~tmp~7); {160#false} is VALID [2020-07-08 11:14:49,433 INFO L263 TraceCheckUtils]: 38: Hoare triple {160#false} call #t~ret71 := getWaterLevel(); {159#true} is VALID [2020-07-08 11:14:49,433 INFO L280 TraceCheckUtils]: 39: Hoare triple {159#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {159#true} is VALID [2020-07-08 11:14:49,434 INFO L280 TraceCheckUtils]: 40: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,434 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-08 11:14:49,434 INFO L280 TraceCheckUtils]: 42: Hoare triple {160#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {160#false} is VALID [2020-07-08 11:14:49,435 INFO L280 TraceCheckUtils]: 43: Hoare triple {160#false} assume 2 == ~tmp___0~2; {160#false} is VALID [2020-07-08 11:14:49,435 INFO L263 TraceCheckUtils]: 44: Hoare triple {160#false} call #t~ret72 := isPumpRunning(); {159#true} is VALID [2020-07-08 11:14:49,435 INFO L280 TraceCheckUtils]: 45: Hoare triple {159#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {159#true} is VALID [2020-07-08 11:14:49,436 INFO L280 TraceCheckUtils]: 46: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-08 11:14:49,436 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-08 11:14:49,436 INFO L280 TraceCheckUtils]: 48: Hoare triple {160#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {160#false} is VALID [2020-07-08 11:14:49,437 INFO L280 TraceCheckUtils]: 49: Hoare triple {160#false} assume !(0 != ~tmp___1~1); {160#false} is VALID [2020-07-08 11:14:49,437 INFO L263 TraceCheckUtils]: 50: Hoare triple {160#false} call __automaton_fail(); {160#false} is VALID [2020-07-08 11:14:49,437 INFO L280 TraceCheckUtils]: 51: Hoare triple {160#false} assume !false; {160#false} is VALID [2020-07-08 11:14:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:14:49,447 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723905101] [2020-07-08 11:14:49,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:14:49,448 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:14:49,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384252333] [2020-07-08 11:14:49,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:14:49,459 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:14:49,463 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:14:49,544 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:49,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:14:49,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:14:49,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:14:49,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:14:49,556 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 3 states. [2020-07-08 11:14:53,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:53,497 INFO L93 Difference]: Finished difference Result 259 states and 341 transitions. [2020-07-08 11:14:53,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:14:53,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:14:53,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:14:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:14:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-08 11:14:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:14:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-08 11:14:53,561 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 341 transitions. [2020-07-08 11:14:54,742 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 341 edges. 341 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:54,764 INFO L225 Difference]: With dead ends: 259 [2020-07-08 11:14:54,764 INFO L226 Difference]: Without dead ends: 140 [2020-07-08 11:14:54,769 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 [2020-07-08 11:14:54,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-07-08 11:14:55,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 110. [2020-07-08 11:14:55,918 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:14:55,918 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand 110 states. [2020-07-08 11:14:55,919 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 110 states. [2020-07-08 11:14:55,919 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 110 states. [2020-07-08 11:14:55,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:55,934 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-08 11:14:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-08 11:14:55,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:14:55,938 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:14:55,938 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 140 states. [2020-07-08 11:14:55,938 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 140 states. [2020-07-08 11:14:55,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:55,949 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-08 11:14:55,950 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-08 11:14:55,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:14:55,953 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:14:55,953 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:14:55,954 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:14:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-08 11:14:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-08 11:14:55,972 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 52 [2020-07-08 11:14:55,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:14:55,973 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-08 11:14:55,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:14:55,973 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-08 11:14:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:14:55,976 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:14:55,978 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] [2020-07-08 11:14:55,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:14:55,979 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:14:55,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:14:55,980 INFO L82 PathProgramCache]: Analyzing trace with hash 475112747, now seen corresponding path program 1 times [2020-07-08 11:14:55,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:14:55,980 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251573747] [2020-07-08 11:14:55,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:14:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,432 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:14:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,529 INFO L280 TraceCheckUtils]: 0: Hoare triple {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {981#true} is VALID [2020-07-08 11:14:56,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,530 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {981#true} #484#return; {981#true} is VALID [2020-07-08 11:14:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,533 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,533 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #398#return; {981#true} is VALID [2020-07-08 11:14:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,538 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #400#return; {981#true} is VALID [2020-07-08 11:14:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {981#true} is VALID [2020-07-08 11:14:56,544 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,545 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {981#true} #402#return; {981#true} is VALID [2020-07-08 11:14:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,547 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,548 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #404#return; {981#true} is VALID [2020-07-08 11:14:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,552 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {981#true} is VALID [2020-07-08 11:14:56,552 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,553 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #476#return; {982#false} is VALID [2020-07-08 11:14:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,556 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {981#true} is VALID [2020-07-08 11:14:56,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,556 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #478#return; {982#false} is VALID [2020-07-08 11:14:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:56,560 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {981#true} is VALID [2020-07-08 11:14:56,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,561 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #480#return; {982#false} is VALID [2020-07-08 11:14:56,565 INFO L263 TraceCheckUtils]: 0: Hoare triple {981#true} call ULTIMATE.init(); {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:14:56,566 INFO L280 TraceCheckUtils]: 1: Hoare triple {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {981#true} is VALID [2020-07-08 11:14:56,566 INFO L280 TraceCheckUtils]: 2: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,566 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {981#true} {981#true} #484#return; {981#true} is VALID [2020-07-08 11:14:56,567 INFO L263 TraceCheckUtils]: 4: Hoare triple {981#true} call #t~ret73 := main(); {981#true} is VALID [2020-07-08 11:14:56,567 INFO L280 TraceCheckUtils]: 5: Hoare triple {981#true} havoc ~retValue_acc~9;havoc ~tmp~6; {981#true} is VALID [2020-07-08 11:14:56,567 INFO L263 TraceCheckUtils]: 6: Hoare triple {981#true} call select_helpers(); {981#true} is VALID [2020-07-08 11:14:56,567 INFO L280 TraceCheckUtils]: 7: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,568 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {981#true} {981#true} #398#return; {981#true} is VALID [2020-07-08 11:14:56,568 INFO L263 TraceCheckUtils]: 9: Hoare triple {981#true} call select_features(); {981#true} is VALID [2020-07-08 11:14:56,568 INFO L280 TraceCheckUtils]: 10: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,569 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {981#true} {981#true} #400#return; {981#true} is VALID [2020-07-08 11:14:56,569 INFO L263 TraceCheckUtils]: 12: Hoare triple {981#true} call #t~ret68 := valid_product(); {981#true} is VALID [2020-07-08 11:14:56,569 INFO L280 TraceCheckUtils]: 13: Hoare triple {981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {981#true} is VALID [2020-07-08 11:14:56,570 INFO L280 TraceCheckUtils]: 14: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,570 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {981#true} {981#true} #402#return; {981#true} is VALID [2020-07-08 11:14:56,571 INFO L280 TraceCheckUtils]: 16: Hoare triple {981#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {981#true} is VALID [2020-07-08 11:14:56,571 INFO L280 TraceCheckUtils]: 17: Hoare triple {981#true} assume 0 != ~tmp~6; {981#true} is VALID [2020-07-08 11:14:56,571 INFO L263 TraceCheckUtils]: 18: Hoare triple {981#true} call setup(); {981#true} is VALID [2020-07-08 11:14:56,572 INFO L280 TraceCheckUtils]: 19: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,573 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {981#true} {981#true} #404#return; {981#true} is VALID [2020-07-08 11:14:56,573 INFO L263 TraceCheckUtils]: 21: Hoare triple {981#true} call runTest(); {981#true} is VALID [2020-07-08 11:14:56,573 INFO L263 TraceCheckUtils]: 22: Hoare triple {981#true} call test(); {981#true} is VALID [2020-07-08 11:14:56,574 INFO L280 TraceCheckUtils]: 23: Hoare triple {981#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {995#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:14:56,575 INFO L280 TraceCheckUtils]: 24: Hoare triple {995#(= 0 test_~splverifierCounter~0)} assume !false; {995#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:14:56,575 INFO L280 TraceCheckUtils]: 25: Hoare triple {995#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {982#false} is VALID [2020-07-08 11:14:56,576 INFO L263 TraceCheckUtils]: 26: Hoare triple {982#false} call cleanup(); {982#false} is VALID [2020-07-08 11:14:56,576 INFO L280 TraceCheckUtils]: 27: Hoare triple {982#false} havoc ~i~0;havoc ~__cil_tmp2~0; {982#false} is VALID [2020-07-08 11:14:56,576 INFO L263 TraceCheckUtils]: 28: Hoare triple {982#false} call timeShift(); {982#false} is VALID [2020-07-08 11:14:56,577 INFO L280 TraceCheckUtils]: 29: Hoare triple {982#false} assume !(0 != ~pumpRunning~0); {982#false} is VALID [2020-07-08 11:14:56,577 INFO L280 TraceCheckUtils]: 30: Hoare triple {982#false} assume !(0 != ~systemActive~0); {982#false} is VALID [2020-07-08 11:14:56,577 INFO L263 TraceCheckUtils]: 31: Hoare triple {982#false} call __utac_acc__Specification3_spec__1(); {982#false} is VALID [2020-07-08 11:14:56,577 INFO L280 TraceCheckUtils]: 32: Hoare triple {982#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {982#false} is VALID [2020-07-08 11:14:56,578 INFO L263 TraceCheckUtils]: 33: Hoare triple {982#false} call #t~ret70 := isMethaneLevelCritical(); {981#true} is VALID [2020-07-08 11:14:56,578 INFO L280 TraceCheckUtils]: 34: Hoare triple {981#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {981#true} is VALID [2020-07-08 11:14:56,578 INFO L280 TraceCheckUtils]: 35: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,579 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {981#true} {982#false} #476#return; {982#false} is VALID [2020-07-08 11:14:56,579 INFO L280 TraceCheckUtils]: 37: Hoare triple {982#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {982#false} is VALID [2020-07-08 11:14:56,579 INFO L280 TraceCheckUtils]: 38: Hoare triple {982#false} assume !(0 != ~tmp~7); {982#false} is VALID [2020-07-08 11:14:56,579 INFO L263 TraceCheckUtils]: 39: Hoare triple {982#false} call #t~ret71 := getWaterLevel(); {981#true} is VALID [2020-07-08 11:14:56,580 INFO L280 TraceCheckUtils]: 40: Hoare triple {981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {981#true} is VALID [2020-07-08 11:14:56,580 INFO L280 TraceCheckUtils]: 41: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,580 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {981#true} {982#false} #478#return; {982#false} is VALID [2020-07-08 11:14:56,580 INFO L280 TraceCheckUtils]: 43: Hoare triple {982#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {982#false} is VALID [2020-07-08 11:14:56,581 INFO L280 TraceCheckUtils]: 44: Hoare triple {982#false} assume 2 == ~tmp___0~2; {982#false} is VALID [2020-07-08 11:14:56,581 INFO L263 TraceCheckUtils]: 45: Hoare triple {982#false} call #t~ret72 := isPumpRunning(); {981#true} is VALID [2020-07-08 11:14:56,581 INFO L280 TraceCheckUtils]: 46: Hoare triple {981#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {981#true} is VALID [2020-07-08 11:14:56,581 INFO L280 TraceCheckUtils]: 47: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-08 11:14:56,582 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {981#true} {982#false} #480#return; {982#false} is VALID [2020-07-08 11:14:56,582 INFO L280 TraceCheckUtils]: 49: Hoare triple {982#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {982#false} is VALID [2020-07-08 11:14:56,582 INFO L280 TraceCheckUtils]: 50: Hoare triple {982#false} assume !(0 != ~tmp___1~1); {982#false} is VALID [2020-07-08 11:14:56,583 INFO L263 TraceCheckUtils]: 51: Hoare triple {982#false} call __automaton_fail(); {982#false} is VALID [2020-07-08 11:14:56,583 INFO L280 TraceCheckUtils]: 52: Hoare triple {982#false} assume !false; {982#false} is VALID [2020-07-08 11:14:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:14:56,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251573747] [2020-07-08 11:14:56,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:14:56,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:14:56,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249272766] [2020-07-08 11:14:56,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:14:56,592 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:14:56,593 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:14:56,661 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:56,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:14:56,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:14:56,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:14:56,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:14:56,663 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 4 states. [2020-07-08 11:14:57,875 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:15:00,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:00,681 INFO L93 Difference]: Finished difference Result 192 states and 232 transitions. [2020-07-08 11:15:00,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:15:00,681 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:15:00,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:00,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:15:00,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-08 11:15:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:15:00,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-08 11:15:00,700 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 232 transitions. [2020-07-08 11:15:01,472 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 232 edges. 232 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:01,477 INFO L225 Difference]: With dead ends: 192 [2020-07-08 11:15:01,478 INFO L226 Difference]: Without dead ends: 124 [2020-07-08 11:15:01,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:15:01,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-08 11:15:02,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-08 11:15:02,591 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:02,592 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:02,592 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:02,592 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:02,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:02,601 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-08 11:15:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-08 11:15:02,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:02,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:02,604 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-08 11:15:02,605 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-08 11:15:02,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:02,617 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-08 11:15:02,617 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-08 11:15:02,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:02,620 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:02,620 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:02,622 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-08 11:15:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 116 transitions. [2020-07-08 11:15:02,629 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 116 transitions. Word has length 53 [2020-07-08 11:15:02,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:02,631 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 116 transitions. [2020-07-08 11:15:02,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:15:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2020-07-08 11:15:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:15:02,635 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:02,636 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] [2020-07-08 11:15:02,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:15:02,636 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:02,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:02,636 INFO L82 PathProgramCache]: Analyzing trace with hash 40226853, now seen corresponding path program 1 times [2020-07-08 11:15:02,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:02,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372756504] [2020-07-08 11:15:02,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,038 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,113 INFO L280 TraceCheckUtils]: 1: Hoare triple {1681#(= 1 ~systemActive~0)} assume true; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,114 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1681#(= 1 ~systemActive~0)} {1676#true} #484#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,117 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,118 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #398#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,129 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,133 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #400#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,157 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:03,158 INFO L280 TraceCheckUtils]: 1: Hoare triple {1704#(= 1 |valid_product_#res|)} assume true; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:03,159 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1704#(= 1 |valid_product_#res|)} {1681#(= 1 ~systemActive~0)} #402#return; {1689#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-08 11:15:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,167 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,168 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1691#(not (= 0 ~systemActive~0))} #404#return; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,171 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1676#true} is VALID [2020-07-08 11:15:03,171 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,171 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #476#return; {1677#false} is VALID [2020-07-08 11:15:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,174 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1676#true} is VALID [2020-07-08 11:15:03,174 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,175 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #478#return; {1677#false} is VALID [2020-07-08 11:15:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:03,182 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1676#true} is VALID [2020-07-08 11:15:03,182 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,182 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #480#return; {1677#false} is VALID [2020-07-08 11:15:03,187 INFO L263 TraceCheckUtils]: 0: Hoare triple {1676#true} call ULTIMATE.init(); {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:03,195 INFO L280 TraceCheckUtils]: 1: Hoare triple {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,195 INFO L280 TraceCheckUtils]: 2: Hoare triple {1681#(= 1 ~systemActive~0)} assume true; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,196 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1681#(= 1 ~systemActive~0)} {1676#true} #484#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,197 INFO L263 TraceCheckUtils]: 4: Hoare triple {1681#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,197 INFO L280 TraceCheckUtils]: 5: Hoare triple {1681#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,198 INFO L263 TraceCheckUtils]: 6: Hoare triple {1681#(= 1 ~systemActive~0)} call select_helpers(); {1676#true} is VALID [2020-07-08 11:15:03,198 INFO L280 TraceCheckUtils]: 7: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,199 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #398#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,199 INFO L263 TraceCheckUtils]: 9: Hoare triple {1681#(= 1 ~systemActive~0)} call select_features(); {1676#true} is VALID [2020-07-08 11:15:03,199 INFO L280 TraceCheckUtils]: 10: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,200 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #400#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:03,200 INFO L263 TraceCheckUtils]: 12: Hoare triple {1681#(= 1 ~systemActive~0)} call #t~ret68 := valid_product(); {1676#true} is VALID [2020-07-08 11:15:03,201 INFO L280 TraceCheckUtils]: 13: Hoare triple {1676#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:03,201 INFO L280 TraceCheckUtils]: 14: Hoare triple {1704#(= 1 |valid_product_#res|)} assume true; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:03,202 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1704#(= 1 |valid_product_#res|)} {1681#(= 1 ~systemActive~0)} #402#return; {1689#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-08 11:15:03,203 INFO L280 TraceCheckUtils]: 16: Hoare triple {1689#(= |main_#t~ret68| ~systemActive~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {1690#(= main_~tmp~6 ~systemActive~0)} is VALID [2020-07-08 11:15:03,203 INFO L280 TraceCheckUtils]: 17: Hoare triple {1690#(= main_~tmp~6 ~systemActive~0)} assume 0 != ~tmp~6; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,203 INFO L263 TraceCheckUtils]: 18: Hoare triple {1691#(not (= 0 ~systemActive~0))} call setup(); {1676#true} is VALID [2020-07-08 11:15:03,204 INFO L280 TraceCheckUtils]: 19: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,204 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1676#true} {1691#(not (= 0 ~systemActive~0))} #404#return; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,205 INFO L263 TraceCheckUtils]: 21: Hoare triple {1691#(not (= 0 ~systemActive~0))} call runTest(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,205 INFO L263 TraceCheckUtils]: 22: Hoare triple {1691#(not (= 0 ~systemActive~0))} call test(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,206 INFO L280 TraceCheckUtils]: 23: Hoare triple {1691#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,211 INFO L280 TraceCheckUtils]: 24: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !false; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,211 INFO L280 TraceCheckUtils]: 25: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,212 INFO L280 TraceCheckUtils]: 26: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,212 INFO L280 TraceCheckUtils]: 27: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,213 INFO L280 TraceCheckUtils]: 28: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,214 INFO L280 TraceCheckUtils]: 29: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,214 INFO L280 TraceCheckUtils]: 30: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,215 INFO L280 TraceCheckUtils]: 31: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,215 INFO L263 TraceCheckUtils]: 32: Hoare triple {1691#(not (= 0 ~systemActive~0))} call timeShift(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,216 INFO L280 TraceCheckUtils]: 33: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:03,217 INFO L280 TraceCheckUtils]: 34: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1677#false} is VALID [2020-07-08 11:15:03,217 INFO L263 TraceCheckUtils]: 35: Hoare triple {1677#false} call __utac_acc__Specification3_spec__1(); {1677#false} is VALID [2020-07-08 11:15:03,217 INFO L280 TraceCheckUtils]: 36: Hoare triple {1677#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {1677#false} is VALID [2020-07-08 11:15:03,218 INFO L263 TraceCheckUtils]: 37: Hoare triple {1677#false} call #t~ret70 := isMethaneLevelCritical(); {1676#true} is VALID [2020-07-08 11:15:03,218 INFO L280 TraceCheckUtils]: 38: Hoare triple {1676#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1676#true} is VALID [2020-07-08 11:15:03,218 INFO L280 TraceCheckUtils]: 39: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,218 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1676#true} {1677#false} #476#return; {1677#false} is VALID [2020-07-08 11:15:03,218 INFO L280 TraceCheckUtils]: 41: Hoare triple {1677#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1677#false} is VALID [2020-07-08 11:15:03,219 INFO L280 TraceCheckUtils]: 42: Hoare triple {1677#false} assume !(0 != ~tmp~7); {1677#false} is VALID [2020-07-08 11:15:03,219 INFO L263 TraceCheckUtils]: 43: Hoare triple {1677#false} call #t~ret71 := getWaterLevel(); {1676#true} is VALID [2020-07-08 11:15:03,219 INFO L280 TraceCheckUtils]: 44: Hoare triple {1676#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1676#true} is VALID [2020-07-08 11:15:03,219 INFO L280 TraceCheckUtils]: 45: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,220 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1676#true} {1677#false} #478#return; {1677#false} is VALID [2020-07-08 11:15:03,220 INFO L280 TraceCheckUtils]: 47: Hoare triple {1677#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1677#false} is VALID [2020-07-08 11:15:03,220 INFO L280 TraceCheckUtils]: 48: Hoare triple {1677#false} assume 2 == ~tmp___0~2; {1677#false} is VALID [2020-07-08 11:15:03,221 INFO L263 TraceCheckUtils]: 49: Hoare triple {1677#false} call #t~ret72 := isPumpRunning(); {1676#true} is VALID [2020-07-08 11:15:03,222 INFO L280 TraceCheckUtils]: 50: Hoare triple {1676#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1676#true} is VALID [2020-07-08 11:15:03,222 INFO L280 TraceCheckUtils]: 51: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-08 11:15:03,222 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1676#true} {1677#false} #480#return; {1677#false} is VALID [2020-07-08 11:15:03,222 INFO L280 TraceCheckUtils]: 53: Hoare triple {1677#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1677#false} is VALID [2020-07-08 11:15:03,223 INFO L280 TraceCheckUtils]: 54: Hoare triple {1677#false} assume !(0 != ~tmp___1~1); {1677#false} is VALID [2020-07-08 11:15:03,223 INFO L263 TraceCheckUtils]: 55: Hoare triple {1677#false} call __automaton_fail(); {1677#false} is VALID [2020-07-08 11:15:03,223 INFO L280 TraceCheckUtils]: 56: Hoare triple {1677#false} assume !false; {1677#false} is VALID [2020-07-08 11:15:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:15:03,235 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372756504] [2020-07-08 11:15:03,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:03,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:03,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458815161] [2020-07-08 11:15:03,239 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:15:03,240 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:03,240 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:03,314 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:03,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:03,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:03,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:03,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:03,315 INFO L87 Difference]: Start difference. First operand 101 states and 116 transitions. Second operand 8 states. [2020-07-08 11:15:04,165 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:05,057 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:05,445 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:05,766 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:11,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:11,402 INFO L93 Difference]: Finished difference Result 201 states and 246 transitions. [2020-07-08 11:15:11,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:15:11,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:15:11,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-08 11:15:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:11,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-08 11:15:11,419 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 246 transitions. [2020-07-08 11:15:12,212 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 246 edges. 246 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:12,216 INFO L225 Difference]: With dead ends: 201 [2020-07-08 11:15:12,217 INFO L226 Difference]: Without dead ends: 124 [2020-07-08 11:15:12,218 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:15:12,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-08 11:15:13,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-08 11:15:13,333 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:13,333 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:13,334 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:13,334 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-08 11:15:13,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:13,342 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-08 11:15:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-08 11:15:13,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:13,343 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:13,343 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-08 11:15:13,343 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-08 11:15:13,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:13,349 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-08 11:15:13,349 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-08 11:15:13,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:13,350 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:13,351 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:13,351 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-08 11:15:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 115 transitions. [2020-07-08 11:15:13,355 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 115 transitions. Word has length 57 [2020-07-08 11:15:13,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:13,355 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 115 transitions. [2020-07-08 11:15:13,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:15:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2020-07-08 11:15:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-08 11:15:13,357 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:13,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:15:13,357 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:15:13,357 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:13,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:13,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1164680110, now seen corresponding path program 1 times [2020-07-08 11:15:13,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:13,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655448618] [2020-07-08 11:15:13,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,686 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,755 INFO L280 TraceCheckUtils]: 1: Hoare triple {2397#(= 1 ~waterLevel~0)} assume true; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,756 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2397#(= 1 ~waterLevel~0)} {2392#true} #484#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,760 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,761 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #398#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,764 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,764 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #400#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,776 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2392#true} is VALID [2020-07-08 11:15:13,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,784 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #402#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,791 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #404#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,817 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-08 11:15:13,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {2392#true} is VALID [2020-07-08 11:15:13,818 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume !(0 != ~pumpRunning~0); {2392#true} is VALID [2020-07-08 11:15:13,818 INFO L263 TraceCheckUtils]: 2: Hoare triple {2392#true} call processEnvironment__wrappee__base(); {2392#true} is VALID [2020-07-08 11:15:13,818 INFO L280 TraceCheckUtils]: 3: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,818 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-08 11:15:13,819 INFO L280 TraceCheckUtils]: 5: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,820 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #458#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,825 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2392#true} is VALID [2020-07-08 11:15:13,825 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,826 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #476#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,851 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:13,852 INFO L280 TraceCheckUtils]: 1: Hoare triple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:13,852 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} {2397#(= 1 ~waterLevel~0)} #478#return; {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-08 11:15:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,856 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2392#true} is VALID [2020-07-08 11:15:13,857 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,857 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2393#false} #480#return; {2393#false} is VALID [2020-07-08 11:15:13,862 INFO L263 TraceCheckUtils]: 0: Hoare triple {2392#true} call ULTIMATE.init(); {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:13,869 INFO L280 TraceCheckUtils]: 1: Hoare triple {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,870 INFO L280 TraceCheckUtils]: 2: Hoare triple {2397#(= 1 ~waterLevel~0)} assume true; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,872 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2397#(= 1 ~waterLevel~0)} {2392#true} #484#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,872 INFO L263 TraceCheckUtils]: 4: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,873 INFO L280 TraceCheckUtils]: 5: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,873 INFO L263 TraceCheckUtils]: 6: Hoare triple {2397#(= 1 ~waterLevel~0)} call select_helpers(); {2392#true} is VALID [2020-07-08 11:15:13,873 INFO L280 TraceCheckUtils]: 7: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,874 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #398#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,874 INFO L263 TraceCheckUtils]: 9: Hoare triple {2397#(= 1 ~waterLevel~0)} call select_features(); {2392#true} is VALID [2020-07-08 11:15:13,875 INFO L280 TraceCheckUtils]: 10: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,875 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #400#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,875 INFO L263 TraceCheckUtils]: 12: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret68 := valid_product(); {2392#true} is VALID [2020-07-08 11:15:13,876 INFO L280 TraceCheckUtils]: 13: Hoare triple {2392#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2392#true} is VALID [2020-07-08 11:15:13,876 INFO L280 TraceCheckUtils]: 14: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,877 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #402#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,877 INFO L280 TraceCheckUtils]: 16: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,878 INFO L280 TraceCheckUtils]: 17: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,878 INFO L263 TraceCheckUtils]: 18: Hoare triple {2397#(= 1 ~waterLevel~0)} call setup(); {2392#true} is VALID [2020-07-08 11:15:13,878 INFO L280 TraceCheckUtils]: 19: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,880 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #404#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,881 INFO L263 TraceCheckUtils]: 21: Hoare triple {2397#(= 1 ~waterLevel~0)} call runTest(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,881 INFO L263 TraceCheckUtils]: 22: Hoare triple {2397#(= 1 ~waterLevel~0)} call test(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,882 INFO L280 TraceCheckUtils]: 23: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,882 INFO L280 TraceCheckUtils]: 24: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !false; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,883 INFO L280 TraceCheckUtils]: 25: Hoare triple {2397#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,884 INFO L280 TraceCheckUtils]: 26: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,884 INFO L280 TraceCheckUtils]: 27: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,886 INFO L280 TraceCheckUtils]: 28: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,887 INFO L280 TraceCheckUtils]: 29: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,888 INFO L280 TraceCheckUtils]: 30: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,888 INFO L280 TraceCheckUtils]: 31: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,889 INFO L263 TraceCheckUtils]: 32: Hoare triple {2397#(= 1 ~waterLevel~0)} call timeShift(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,889 INFO L280 TraceCheckUtils]: 33: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,890 INFO L280 TraceCheckUtils]: 34: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,891 INFO L263 TraceCheckUtils]: 35: Hoare triple {2397#(= 1 ~waterLevel~0)} call processEnvironment(); {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 11:15:13,891 INFO L280 TraceCheckUtils]: 36: Hoare triple {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {2392#true} is VALID [2020-07-08 11:15:13,891 INFO L280 TraceCheckUtils]: 37: Hoare triple {2392#true} assume !(0 != ~pumpRunning~0); {2392#true} is VALID [2020-07-08 11:15:13,891 INFO L263 TraceCheckUtils]: 38: Hoare triple {2392#true} call processEnvironment__wrappee__base(); {2392#true} is VALID [2020-07-08 11:15:13,892 INFO L280 TraceCheckUtils]: 39: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,892 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-08 11:15:13,892 INFO L280 TraceCheckUtils]: 41: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,893 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #458#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,893 INFO L263 TraceCheckUtils]: 43: Hoare triple {2397#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,894 INFO L280 TraceCheckUtils]: 44: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,894 INFO L263 TraceCheckUtils]: 45: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {2392#true} is VALID [2020-07-08 11:15:13,894 INFO L280 TraceCheckUtils]: 46: Hoare triple {2392#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2392#true} is VALID [2020-07-08 11:15:13,894 INFO L280 TraceCheckUtils]: 47: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,895 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #476#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,896 INFO L280 TraceCheckUtils]: 49: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,896 INFO L280 TraceCheckUtils]: 50: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:13,896 INFO L263 TraceCheckUtils]: 51: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {2392#true} is VALID [2020-07-08 11:15:13,898 INFO L280 TraceCheckUtils]: 52: Hoare triple {2392#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:13,899 INFO L280 TraceCheckUtils]: 53: Hoare triple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:13,900 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} {2397#(= 1 ~waterLevel~0)} #478#return; {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-08 11:15:13,901 INFO L280 TraceCheckUtils]: 55: Hoare triple {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {2421#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-08 11:15:13,901 INFO L280 TraceCheckUtils]: 56: Hoare triple {2421#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {2393#false} is VALID [2020-07-08 11:15:13,902 INFO L263 TraceCheckUtils]: 57: Hoare triple {2393#false} call #t~ret72 := isPumpRunning(); {2392#true} is VALID [2020-07-08 11:15:13,902 INFO L280 TraceCheckUtils]: 58: Hoare triple {2392#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2392#true} is VALID [2020-07-08 11:15:13,902 INFO L280 TraceCheckUtils]: 59: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-08 11:15:13,902 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2392#true} {2393#false} #480#return; {2393#false} is VALID [2020-07-08 11:15:13,902 INFO L280 TraceCheckUtils]: 61: Hoare triple {2393#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {2393#false} is VALID [2020-07-08 11:15:13,903 INFO L280 TraceCheckUtils]: 62: Hoare triple {2393#false} assume !(0 != ~tmp___1~1); {2393#false} is VALID [2020-07-08 11:15:13,903 INFO L263 TraceCheckUtils]: 63: Hoare triple {2393#false} call __automaton_fail(); {2393#false} is VALID [2020-07-08 11:15:13,903 INFO L280 TraceCheckUtils]: 64: Hoare triple {2393#false} assume !false; {2393#false} is VALID [2020-07-08 11:15:13,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:15:13,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655448618] [2020-07-08 11:15:13,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:13,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:13,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999354241] [2020-07-08 11:15:13,923 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-08 11:15:13,924 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:13,924 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:14,000 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:14,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:14,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:14,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:14,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:14,002 INFO L87 Difference]: Start difference. First operand 101 states and 115 transitions. Second operand 8 states. [2020-07-08 11:15:14,767 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:21,382 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:22,166 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:22,626 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:23,091 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:25,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:25,735 INFO L93 Difference]: Finished difference Result 299 states and 390 transitions. [2020-07-08 11:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:15:25,735 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-08 11:15:25,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-08 11:15:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-08 11:15:25,753 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 390 transitions. [2020-07-08 11:15:27,076 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 390 edges. 390 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:27,085 INFO L225 Difference]: With dead ends: 299 [2020-07-08 11:15:27,085 INFO L226 Difference]: Without dead ends: 222 [2020-07-08 11:15:27,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:15:27,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-07-08 11:15:28,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 176. [2020-07-08 11:15:28,861 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:28,861 INFO L82 GeneralOperation]: Start isEquivalent. First operand 222 states. Second operand 176 states. [2020-07-08 11:15:28,861 INFO L74 IsIncluded]: Start isIncluded. First operand 222 states. Second operand 176 states. [2020-07-08 11:15:28,861 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 176 states. [2020-07-08 11:15:28,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:28,874 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-08 11:15:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-08 11:15:28,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:28,876 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:28,876 INFO L74 IsIncluded]: Start isIncluded. First operand 176 states. Second operand 222 states. [2020-07-08 11:15:28,876 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 222 states. [2020-07-08 11:15:28,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:28,888 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-08 11:15:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-08 11:15:28,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:28,889 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:28,889 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:28,889 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-07-08 11:15:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 207 transitions. [2020-07-08 11:15:28,897 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 207 transitions. Word has length 65 [2020-07-08 11:15:28,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:28,897 INFO L479 AbstractCegarLoop]: Abstraction has 176 states and 207 transitions. [2020-07-08 11:15:28,897 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:15:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 207 transitions. [2020-07-08 11:15:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-08 11:15:28,899 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:28,899 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:15:28,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:15:28,899 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:28,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:28,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1251292780, now seen corresponding path program 1 times [2020-07-08 11:15:28,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:28,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402488080] [2020-07-08 11:15:28,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,253 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,346 INFO L280 TraceCheckUtils]: 0: Hoare triple {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,347 INFO L280 TraceCheckUtils]: 1: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume true; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,347 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3559#(= 0 ~pumpRunning~0)} {3554#true} #484#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,352 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,353 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #398#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,357 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #400#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,362 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3554#true} is VALID [2020-07-08 11:15:29,362 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,363 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #402#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,366 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,367 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #404#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,380 INFO L280 TraceCheckUtils]: 0: Hoare triple {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3554#true} is VALID [2020-07-08 11:15:29,380 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,381 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #456#return; {3555#false} is VALID [2020-07-08 11:15:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,404 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-08 11:15:29,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {3554#true} is VALID [2020-07-08 11:15:29,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume !(0 != ~pumpRunning~0); {3554#true} is VALID [2020-07-08 11:15:29,405 INFO L263 TraceCheckUtils]: 2: Hoare triple {3554#true} call processEnvironment__wrappee__base(); {3554#true} is VALID [2020-07-08 11:15:29,405 INFO L280 TraceCheckUtils]: 3: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,406 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-08 11:15:29,406 INFO L280 TraceCheckUtils]: 5: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,406 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3554#true} {3555#false} #458#return; {3555#false} is VALID [2020-07-08 11:15:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,409 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3554#true} is VALID [2020-07-08 11:15:29,409 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,410 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #476#return; {3555#false} is VALID [2020-07-08 11:15:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3554#true} is VALID [2020-07-08 11:15:29,413 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,413 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #478#return; {3555#false} is VALID [2020-07-08 11:15:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:29,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3554#true} is VALID [2020-07-08 11:15:29,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,417 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #480#return; {3555#false} is VALID [2020-07-08 11:15:29,421 INFO L263 TraceCheckUtils]: 0: Hoare triple {3554#true} call ULTIMATE.init(); {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:29,426 INFO L280 TraceCheckUtils]: 1: Hoare triple {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,427 INFO L280 TraceCheckUtils]: 2: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume true; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,427 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3559#(= 0 ~pumpRunning~0)} {3554#true} #484#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,428 INFO L263 TraceCheckUtils]: 4: Hoare triple {3559#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,428 INFO L280 TraceCheckUtils]: 5: Hoare triple {3559#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,428 INFO L263 TraceCheckUtils]: 6: Hoare triple {3559#(= 0 ~pumpRunning~0)} call select_helpers(); {3554#true} is VALID [2020-07-08 11:15:29,428 INFO L280 TraceCheckUtils]: 7: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,432 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #398#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,432 INFO L263 TraceCheckUtils]: 9: Hoare triple {3559#(= 0 ~pumpRunning~0)} call select_features(); {3554#true} is VALID [2020-07-08 11:15:29,432 INFO L280 TraceCheckUtils]: 10: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,436 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #400#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,436 INFO L263 TraceCheckUtils]: 12: Hoare triple {3559#(= 0 ~pumpRunning~0)} call #t~ret68 := valid_product(); {3554#true} is VALID [2020-07-08 11:15:29,436 INFO L280 TraceCheckUtils]: 13: Hoare triple {3554#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3554#true} is VALID [2020-07-08 11:15:29,437 INFO L280 TraceCheckUtils]: 14: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,437 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #402#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,438 INFO L280 TraceCheckUtils]: 16: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,438 INFO L280 TraceCheckUtils]: 17: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~6; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,438 INFO L263 TraceCheckUtils]: 18: Hoare triple {3559#(= 0 ~pumpRunning~0)} call setup(); {3554#true} is VALID [2020-07-08 11:15:29,438 INFO L280 TraceCheckUtils]: 19: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,439 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #404#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,439 INFO L263 TraceCheckUtils]: 21: Hoare triple {3559#(= 0 ~pumpRunning~0)} call runTest(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,440 INFO L263 TraceCheckUtils]: 22: Hoare triple {3559#(= 0 ~pumpRunning~0)} call test(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,440 INFO L280 TraceCheckUtils]: 23: Hoare triple {3559#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,440 INFO L280 TraceCheckUtils]: 24: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !false; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,441 INFO L280 TraceCheckUtils]: 25: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,442 INFO L280 TraceCheckUtils]: 26: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,442 INFO L280 TraceCheckUtils]: 27: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,443 INFO L280 TraceCheckUtils]: 28: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,444 INFO L280 TraceCheckUtils]: 29: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,445 INFO L280 TraceCheckUtils]: 30: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,447 INFO L280 TraceCheckUtils]: 31: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,449 INFO L263 TraceCheckUtils]: 32: Hoare triple {3559#(= 0 ~pumpRunning~0)} call timeShift(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:15:29,451 INFO L280 TraceCheckUtils]: 33: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {3555#false} is VALID [2020-07-08 11:15:29,452 INFO L263 TraceCheckUtils]: 34: Hoare triple {3555#false} call lowerWaterLevel(); {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:15:29,452 INFO L280 TraceCheckUtils]: 35: Hoare triple {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3554#true} is VALID [2020-07-08 11:15:29,452 INFO L280 TraceCheckUtils]: 36: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,452 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3554#true} {3555#false} #456#return; {3555#false} is VALID [2020-07-08 11:15:29,453 INFO L280 TraceCheckUtils]: 38: Hoare triple {3555#false} assume 0 != ~systemActive~0; {3555#false} is VALID [2020-07-08 11:15:29,453 INFO L263 TraceCheckUtils]: 39: Hoare triple {3555#false} call processEnvironment(); {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 11:15:29,453 INFO L280 TraceCheckUtils]: 40: Hoare triple {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {3554#true} is VALID [2020-07-08 11:15:29,453 INFO L280 TraceCheckUtils]: 41: Hoare triple {3554#true} assume !(0 != ~pumpRunning~0); {3554#true} is VALID [2020-07-08 11:15:29,453 INFO L263 TraceCheckUtils]: 42: Hoare triple {3554#true} call processEnvironment__wrappee__base(); {3554#true} is VALID [2020-07-08 11:15:29,454 INFO L280 TraceCheckUtils]: 43: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,454 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-08 11:15:29,454 INFO L280 TraceCheckUtils]: 45: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,454 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3554#true} {3555#false} #458#return; {3555#false} is VALID [2020-07-08 11:15:29,455 INFO L263 TraceCheckUtils]: 47: Hoare triple {3555#false} call __utac_acc__Specification3_spec__1(); {3555#false} is VALID [2020-07-08 11:15:29,455 INFO L280 TraceCheckUtils]: 48: Hoare triple {3555#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {3555#false} is VALID [2020-07-08 11:15:29,455 INFO L263 TraceCheckUtils]: 49: Hoare triple {3555#false} call #t~ret70 := isMethaneLevelCritical(); {3554#true} is VALID [2020-07-08 11:15:29,455 INFO L280 TraceCheckUtils]: 50: Hoare triple {3554#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3554#true} is VALID [2020-07-08 11:15:29,455 INFO L280 TraceCheckUtils]: 51: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,456 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3554#true} {3555#false} #476#return; {3555#false} is VALID [2020-07-08 11:15:29,456 INFO L280 TraceCheckUtils]: 53: Hoare triple {3555#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3555#false} is VALID [2020-07-08 11:15:29,456 INFO L280 TraceCheckUtils]: 54: Hoare triple {3555#false} assume !(0 != ~tmp~7); {3555#false} is VALID [2020-07-08 11:15:29,456 INFO L263 TraceCheckUtils]: 55: Hoare triple {3555#false} call #t~ret71 := getWaterLevel(); {3554#true} is VALID [2020-07-08 11:15:29,456 INFO L280 TraceCheckUtils]: 56: Hoare triple {3554#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3554#true} is VALID [2020-07-08 11:15:29,456 INFO L280 TraceCheckUtils]: 57: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,457 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3554#true} {3555#false} #478#return; {3555#false} is VALID [2020-07-08 11:15:29,457 INFO L280 TraceCheckUtils]: 59: Hoare triple {3555#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3555#false} is VALID [2020-07-08 11:15:29,457 INFO L280 TraceCheckUtils]: 60: Hoare triple {3555#false} assume 2 == ~tmp___0~2; {3555#false} is VALID [2020-07-08 11:15:29,457 INFO L263 TraceCheckUtils]: 61: Hoare triple {3555#false} call #t~ret72 := isPumpRunning(); {3554#true} is VALID [2020-07-08 11:15:29,457 INFO L280 TraceCheckUtils]: 62: Hoare triple {3554#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3554#true} is VALID [2020-07-08 11:15:29,458 INFO L280 TraceCheckUtils]: 63: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-08 11:15:29,458 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {3554#true} {3555#false} #480#return; {3555#false} is VALID [2020-07-08 11:15:29,458 INFO L280 TraceCheckUtils]: 65: Hoare triple {3555#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3555#false} is VALID [2020-07-08 11:15:29,458 INFO L280 TraceCheckUtils]: 66: Hoare triple {3555#false} assume !(0 != ~tmp___1~1); {3555#false} is VALID [2020-07-08 11:15:29,458 INFO L263 TraceCheckUtils]: 67: Hoare triple {3555#false} call __automaton_fail(); {3555#false} is VALID [2020-07-08 11:15:29,459 INFO L280 TraceCheckUtils]: 68: Hoare triple {3555#false} assume !false; {3555#false} is VALID [2020-07-08 11:15:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:15:29,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402488080] [2020-07-08 11:15:29,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:29,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:15:29,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810702326] [2020-07-08 11:15:29,468 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-08 11:15:29,468 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:29,469 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:15:29,551 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:29,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:15:29,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:29,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:15:29,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:15:29,551 INFO L87 Difference]: Start difference. First operand 176 states and 207 transitions. Second operand 6 states. [2020-07-08 11:15:30,215 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:33,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:33,334 INFO L93 Difference]: Finished difference Result 289 states and 355 transitions. [2020-07-08 11:15:33,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-08 11:15:33,335 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-08 11:15:33,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:15:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-08 11:15:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:15:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-08 11:15:33,344 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 224 transitions. [2020-07-08 11:15:34,000 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:34,005 INFO L225 Difference]: With dead ends: 289 [2020-07-08 11:15:34,005 INFO L226 Difference]: Without dead ends: 137 [2020-07-08 11:15:34,007 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-07-08 11:15:34,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-08 11:15:35,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 125. [2020-07-08 11:15:35,262 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:35,262 INFO L82 GeneralOperation]: Start isEquivalent. First operand 137 states. Second operand 125 states. [2020-07-08 11:15:35,262 INFO L74 IsIncluded]: Start isIncluded. First operand 137 states. Second operand 125 states. [2020-07-08 11:15:35,262 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 125 states. [2020-07-08 11:15:35,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:35,267 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-08 11:15:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-08 11:15:35,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:35,268 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:35,268 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 137 states. [2020-07-08 11:15:35,268 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 137 states. [2020-07-08 11:15:35,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:35,273 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-08 11:15:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-08 11:15:35,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:35,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:35,274 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:35,274 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-08 11:15:35,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 140 transitions. [2020-07-08 11:15:35,279 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 140 transitions. Word has length 69 [2020-07-08 11:15:35,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:35,279 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 140 transitions. [2020-07-08 11:15:35,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:15:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 140 transitions. [2020-07-08 11:15:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-08 11:15:35,281 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:35,281 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:15:35,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:15:35,281 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:35,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:35,282 INFO L82 PathProgramCache]: Analyzing trace with hash 558485620, now seen corresponding path program 1 times [2020-07-08 11:15:35,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:35,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906362544] [2020-07-08 11:15:35,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:15:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:15:35,459 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:15:35,459 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:15:35,460 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:15:35,616 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:15:35,617 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:15:35,618 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:15:35,619 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:15:35,620 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-08 11:15:35,621 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:15:35,622 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:15:35,623 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:15:35,624 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L431-1 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-08 11:15:35,625 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L686-2 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L817 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L817 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:15:35,626 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L664-1 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L637-1 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:15:35,627 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:15:35,628 WARN L170 areAnnotationChecker]: L468-2 has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-08 11:15:35,629 WARN L170 areAnnotationChecker]: L742-1 has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: L876-1 has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: L822-1 has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: L822-1 has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:15:35,630 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L886-1 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:15:35,631 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: L820-1 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: L624-1 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-08 11:15:35,632 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L543-1 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L882-1 has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:15:35,633 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-08 11:15:35,634 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L724-2 has no Hoare annotation [2020-07-08 11:15:35,635 WARN L170 areAnnotationChecker]: L698-2 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:15:35,636 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,637 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-08 11:15:35,638 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-08 11:15:35,639 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:15:35,640 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:15:35,641 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:15:35,642 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:15:35,643 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L780 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L780 has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:15:35,644 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:35,645 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. [2020-07-08 11:15:35,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:15:35 BoogieIcfgContainer [2020-07-08 11:15:35,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:15:35,651 INFO L168 Benchmark]: Toolchain (without parser) took 49889.72 ms. Allocated memory was 138.4 MB in the beginning and 711.5 MB in the end (delta: 573.0 MB). Free memory was 100.6 MB in the beginning and 287.3 MB in the end (delta: -186.6 MB). Peak memory consumption was 386.4 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:35,651 INFO L168 Benchmark]: CDTParser took 2.93 ms. Allocated memory is still 138.4 MB. Free memory is still 119.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 11:15:35,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.04 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 168.6 MB in the end (delta: -68.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:35,653 INFO L168 Benchmark]: Boogie Preprocessor took 136.33 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 161.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:35,653 INFO L168 Benchmark]: RCFGBuilder took 1799.95 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 161.9 MB in the beginning and 93.7 MB in the end (delta: 68.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:35,654 INFO L168 Benchmark]: TraceAbstraction took 47291.95 ms. Allocated memory was 235.4 MB in the beginning and 711.5 MB in the end (delta: 476.1 MB). Free memory was 93.7 MB in the beginning and 287.3 MB in the end (delta: -193.6 MB). Peak memory consumption was 282.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:35,657 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 2.93 ms. Allocated memory is still 138.4 MB. Free memory is still 119.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.04 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 168.6 MB in the end (delta: -68.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.33 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 161.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1799.95 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 161.9 MB in the beginning and 93.7 MB in the end (delta: 68.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47291.95 ms. Allocated memory was 235.4 MB in the beginning and 711.5 MB in the end (delta: 476.1 MB). Free memory was 93.7 MB in the beginning and 287.3 MB in the end (delta: -193.6 MB). Peak memory consumption was 282.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L582] int pumpRunning = 0; [L583] int systemActive = 1; [L735] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=172, \old(head)=163, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=138, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L811] int retValue_acc ; [L812] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L816] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L817] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L818] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L818] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L818] tmp = valid_product() [L820] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L822] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L823] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L802] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L514] int splverifierCounter ; [L515] int tmp ; [L516] int tmp___0 ; [L517] int tmp___1 ; [L518] int tmp___2 ; [L521] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L523] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L525] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L531] tmp = __VERIFIER_nondet_int() [L533] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L535] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L535] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L541] tmp___0 = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L551] tmp___2 = __VERIFIER_nondet_int() [L553] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=-1, waterLevel=2] [L566] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L590] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L619] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L622] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L637] FCALL processEnvironment__wrappee__base() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L605] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L870] int tmp ; [L871] int tmp___0 ; [L872] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L876] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] tmp = isMethaneLevelCritical() [L878] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L882] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L882] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L882] tmp___0 = getWaterLevel() [L884] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L886] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L671] int retValue_acc ; [L674] retValue_acc = pumpRunning [L675] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L886] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L886] tmp___1 = isPumpRunning() [L888] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L892] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L506] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 47.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 36.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 445 SDtfs, 622 SDslu, 248 SDs, 0 SdLazy, 1325 SolverSat, 360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred 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: 6.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 134 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 365 NumberOfCodeBlocks, 365 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 82382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...