/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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:53,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:53,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:53,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:53,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:53,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:53,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:53,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:53,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:53,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:53,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:53,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:53,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:53,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:53,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:53,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:53,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:53,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:53,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:53,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:53,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:53,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:53,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:53,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:53,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:53,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:53,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:53,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:53,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:53,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:53,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:53,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:53,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:53,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:53,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:53,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:53,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:53,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:53,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:53,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:53,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:53,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:21:53,613 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:53,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:53,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:53,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:53,616 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:53,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:53,617 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:53,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:53,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:53,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:53,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:53,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:53,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:53,619 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:53,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:53,619 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:53,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:53,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:53,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:53,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:53,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:53,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:53,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:53,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:53,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:53,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:53,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:53,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:53,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:53,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:53,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:53,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:53,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:53,966 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:53,967 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:53,968 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product25.cil.c [2020-07-17 21:21:54,043 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef08b0597/fb6f2ca719074bbbb3424d6a27712991/FLAGef2ec00cb [2020-07-17 21:21:54,548 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:54,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product25.cil.c [2020-07-17 21:21:54,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef08b0597/fb6f2ca719074bbbb3424d6a27712991/FLAGef2ec00cb [2020-07-17 21:21:54,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef08b0597/fb6f2ca719074bbbb3424d6a27712991 [2020-07-17 21:21:54,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:54,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:54,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:54,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:54,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:54,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:54" (1/1) ... [2020-07-17 21:21:54,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b669389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:54, skipping insertion in model container [2020-07-17 21:21:54,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:54" (1/1) ... [2020-07-17 21:21:54,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:54,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:55,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:55,405 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:55,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:55,543 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:55,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55 WrapperNode [2020-07-17 21:21:55,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:55,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:55,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:55,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:55,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... [2020-07-17 21:21:55,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:55,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:55,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:55,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:55,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:55,734 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:55,735 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:55,736 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:21:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:55,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:55,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:57,345 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:57,345 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:57,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:57 BoogieIcfgContainer [2020-07-17 21:21:57,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:57,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:57,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:57,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:57,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:54" (1/3) ... [2020-07-17 21:21:57,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53dba931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:57, skipping insertion in model container [2020-07-17 21:21:57,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:55" (2/3) ... [2020-07-17 21:21:57,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53dba931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:57, skipping insertion in model container [2020-07-17 21:21:57,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:57" (3/3) ... [2020-07-17 21:21:57,360 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product25.cil.c [2020-07-17 21:21:57,372 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:57,380 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:57,395 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:57,421 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:57,421 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:57,421 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:57,422 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:57,422 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:57,422 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:57,422 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:57,423 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2020-07-17 21:21:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:57,456 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:57,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:57,458 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:57,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:57,464 INFO L82 PathProgramCache]: Analyzing trace with hash -950316372, now seen corresponding path program 1 times [2020-07-17 21:21:57,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:57,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004491265] [2020-07-17 21:21:57,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,285 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {190#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {167#true} is VALID [2020-07-17 21:21:58,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,364 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {167#true} {167#true} #499#return; {167#true} is VALID [2020-07-17 21:21:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,380 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,380 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {167#true} {167#true} #409#return; {167#true} is VALID [2020-07-17 21:21:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,385 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {167#true} {167#true} #411#return; {167#true} is VALID [2020-07-17 21:21:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,392 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {167#true} is VALID [2020-07-17 21:21:58,393 INFO L280 TraceCheckUtils]: 1: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,393 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {167#true} {167#true} #413#return; {167#true} is VALID [2020-07-17 21:21:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,398 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,398 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {167#true} {167#true} #415#return; {167#true} is VALID [2020-07-17 21:21:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {167#true} is VALID [2020-07-17 21:21:58,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,405 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {167#true} {168#false} #491#return; {168#false} is VALID [2020-07-17 21:21:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,416 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {167#true} is VALID [2020-07-17 21:21:58,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,418 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {167#true} {168#false} #493#return; {168#false} is VALID [2020-07-17 21:21:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,428 INFO L280 TraceCheckUtils]: 0: Hoare triple {167#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {167#true} is VALID [2020-07-17 21:21:58,428 INFO L280 TraceCheckUtils]: 1: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,428 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {167#true} {168#false} #495#return; {168#false} is VALID [2020-07-17 21:21:58,435 INFO L263 TraceCheckUtils]: 0: Hoare triple {167#true} call ULTIMATE.init(); {190#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:58,435 INFO L280 TraceCheckUtils]: 1: Hoare triple {190#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {167#true} is VALID [2020-07-17 21:21:58,436 INFO L280 TraceCheckUtils]: 2: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,436 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {167#true} {167#true} #499#return; {167#true} is VALID [2020-07-17 21:21:58,436 INFO L263 TraceCheckUtils]: 4: Hoare triple {167#true} call #t~ret74 := main(); {167#true} is VALID [2020-07-17 21:21:58,436 INFO L280 TraceCheckUtils]: 5: Hoare triple {167#true} havoc ~retValue_acc~8;havoc ~tmp~4; {167#true} is VALID [2020-07-17 21:21:58,437 INFO L263 TraceCheckUtils]: 6: Hoare triple {167#true} call select_helpers(); {167#true} is VALID [2020-07-17 21:21:58,437 INFO L280 TraceCheckUtils]: 7: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,437 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {167#true} {167#true} #409#return; {167#true} is VALID [2020-07-17 21:21:58,438 INFO L263 TraceCheckUtils]: 9: Hoare triple {167#true} call select_features(); {167#true} is VALID [2020-07-17 21:21:58,438 INFO L280 TraceCheckUtils]: 10: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,438 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {167#true} {167#true} #411#return; {167#true} is VALID [2020-07-17 21:21:58,439 INFO L263 TraceCheckUtils]: 12: Hoare triple {167#true} call #t~ret49 := valid_product(); {167#true} is VALID [2020-07-17 21:21:58,439 INFO L280 TraceCheckUtils]: 13: Hoare triple {167#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {167#true} is VALID [2020-07-17 21:21:58,439 INFO L280 TraceCheckUtils]: 14: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,439 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {167#true} {167#true} #413#return; {167#true} is VALID [2020-07-17 21:21:58,440 INFO L280 TraceCheckUtils]: 16: Hoare triple {167#true} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp~4 := #t~ret49;havoc #t~ret49; {167#true} is VALID [2020-07-17 21:21:58,440 INFO L280 TraceCheckUtils]: 17: Hoare triple {167#true} assume 0 != ~tmp~4; {167#true} is VALID [2020-07-17 21:21:58,440 INFO L263 TraceCheckUtils]: 18: Hoare triple {167#true} call setup(); {167#true} is VALID [2020-07-17 21:21:58,441 INFO L280 TraceCheckUtils]: 19: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,441 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {167#true} {167#true} #415#return; {167#true} is VALID [2020-07-17 21:21:58,441 INFO L263 TraceCheckUtils]: 21: Hoare triple {167#true} call runTest(); {167#true} is VALID [2020-07-17 21:21:58,442 INFO L263 TraceCheckUtils]: 22: Hoare triple {167#true} call test(); {167#true} is VALID [2020-07-17 21:21:58,442 INFO L280 TraceCheckUtils]: 23: Hoare triple {167#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {167#true} is VALID [2020-07-17 21:21:58,443 INFO L280 TraceCheckUtils]: 24: Hoare triple {167#true} assume !true; {168#false} is VALID [2020-07-17 21:21:58,443 INFO L263 TraceCheckUtils]: 25: Hoare triple {168#false} call cleanup(); {168#false} is VALID [2020-07-17 21:21:58,444 INFO L280 TraceCheckUtils]: 26: Hoare triple {168#false} havoc ~i~0;havoc ~__cil_tmp2~0; {168#false} is VALID [2020-07-17 21:21:58,444 INFO L263 TraceCheckUtils]: 27: Hoare triple {168#false} call timeShift(); {168#false} is VALID [2020-07-17 21:21:58,447 INFO L280 TraceCheckUtils]: 28: Hoare triple {168#false} assume !(0 != ~pumpRunning~0); {168#false} is VALID [2020-07-17 21:21:58,447 INFO L280 TraceCheckUtils]: 29: Hoare triple {168#false} assume !(0 != ~systemActive~0); {168#false} is VALID [2020-07-17 21:21:58,448 INFO L263 TraceCheckUtils]: 30: Hoare triple {168#false} call __utac_acc__Specification3_spec__1(); {168#false} is VALID [2020-07-17 21:21:58,448 INFO L280 TraceCheckUtils]: 31: Hoare triple {168#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {168#false} is VALID [2020-07-17 21:21:58,448 INFO L263 TraceCheckUtils]: 32: Hoare triple {168#false} call #t~ret0 := isMethaneLevelCritical(); {167#true} is VALID [2020-07-17 21:21:58,449 INFO L280 TraceCheckUtils]: 33: Hoare triple {167#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {167#true} is VALID [2020-07-17 21:21:58,449 INFO L280 TraceCheckUtils]: 34: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,449 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {167#true} {168#false} #491#return; {168#false} is VALID [2020-07-17 21:21:58,450 INFO L280 TraceCheckUtils]: 36: Hoare triple {168#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {168#false} is VALID [2020-07-17 21:21:58,450 INFO L280 TraceCheckUtils]: 37: Hoare triple {168#false} assume !(0 != ~tmp~0); {168#false} is VALID [2020-07-17 21:21:58,451 INFO L263 TraceCheckUtils]: 38: Hoare triple {168#false} call #t~ret1 := getWaterLevel(); {167#true} is VALID [2020-07-17 21:21:58,451 INFO L280 TraceCheckUtils]: 39: Hoare triple {167#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {167#true} is VALID [2020-07-17 21:21:58,451 INFO L280 TraceCheckUtils]: 40: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,452 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {167#true} {168#false} #493#return; {168#false} is VALID [2020-07-17 21:21:58,452 INFO L280 TraceCheckUtils]: 42: Hoare triple {168#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {168#false} is VALID [2020-07-17 21:21:58,454 INFO L280 TraceCheckUtils]: 43: Hoare triple {168#false} assume 2 == ~tmp___0~0; {168#false} is VALID [2020-07-17 21:21:58,454 INFO L263 TraceCheckUtils]: 44: Hoare triple {168#false} call #t~ret2 := isPumpRunning(); {167#true} is VALID [2020-07-17 21:21:58,454 INFO L280 TraceCheckUtils]: 45: Hoare triple {167#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {167#true} is VALID [2020-07-17 21:21:58,455 INFO L280 TraceCheckUtils]: 46: Hoare triple {167#true} assume true; {167#true} is VALID [2020-07-17 21:21:58,455 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {167#true} {168#false} #495#return; {168#false} is VALID [2020-07-17 21:21:58,456 INFO L280 TraceCheckUtils]: 48: Hoare triple {168#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {168#false} is VALID [2020-07-17 21:21:58,456 INFO L280 TraceCheckUtils]: 49: Hoare triple {168#false} assume !(0 != ~tmp___1~0); {168#false} is VALID [2020-07-17 21:21:58,456 INFO L263 TraceCheckUtils]: 50: Hoare triple {168#false} call __automaton_fail(); {168#false} is VALID [2020-07-17 21:21:58,457 INFO L280 TraceCheckUtils]: 51: Hoare triple {168#false} assume !false; {168#false} is VALID [2020-07-17 21:21:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:58,470 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004491265] [2020-07-17 21:21:58,471 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:58,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:58,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797477390] [2020-07-17 21:21:58,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:58,484 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:58,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:58,584 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:58,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:58,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:58,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:58,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:58,598 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 3 states. [2020-07-17 21:22:02,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:02,605 INFO L93 Difference]: Finished difference Result 259 states and 341 transitions. [2020-07-17 21:22:02,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:22:02,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:22:02,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:22:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:02,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:22:02,691 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 341 transitions. [2020-07-17 21:22:03,834 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 341 edges. 341 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:03,859 INFO L225 Difference]: With dead ends: 259 [2020-07-17 21:22:03,860 INFO L226 Difference]: Without dead ends: 140 [2020-07-17 21:22:03,864 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:22:03,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-07-17 21:22:04,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 110. [2020-07-17 21:22:04,950 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:04,951 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand 110 states. [2020-07-17 21:22:04,952 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 110 states. [2020-07-17 21:22:04,952 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 110 states. [2020-07-17 21:22:04,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:04,970 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-17 21:22:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-17 21:22:04,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:04,973 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:04,973 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 140 states. [2020-07-17 21:22:04,974 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 140 states. [2020-07-17 21:22:04,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:04,984 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-17 21:22:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-17 21:22:04,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:04,988 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:04,988 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:04,988 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-17 21:22:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-17 21:22:04,997 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 52 [2020-07-17 21:22:04,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:04,997 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-17 21:22:04,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:22:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-17 21:22:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:22:05,000 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:05,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:05,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:22:05,001 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:05,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:05,002 INFO L82 PathProgramCache]: Analyzing trace with hash 878728997, now seen corresponding path program 1 times [2020-07-17 21:22:05,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:05,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833786046] [2020-07-17 21:22:05,002 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,411 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,470 INFO L280 TraceCheckUtils]: 0: Hoare triple {1013#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {989#true} is VALID [2020-07-17 21:22:05,471 INFO L280 TraceCheckUtils]: 1: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,471 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {989#true} {989#true} #499#return; {989#true} is VALID [2020-07-17 21:22:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,474 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {989#true} {989#true} #409#return; {989#true} is VALID [2020-07-17 21:22:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,482 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {989#true} {989#true} #411#return; {989#true} is VALID [2020-07-17 21:22:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,486 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {989#true} is VALID [2020-07-17 21:22:05,487 INFO L280 TraceCheckUtils]: 1: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,487 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {989#true} {989#true} #413#return; {989#true} is VALID [2020-07-17 21:22:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,493 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,493 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {989#true} {989#true} #415#return; {989#true} is VALID [2020-07-17 21:22:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,496 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {989#true} is VALID [2020-07-17 21:22:05,497 INFO L280 TraceCheckUtils]: 1: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,497 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {989#true} {990#false} #491#return; {990#false} is VALID [2020-07-17 21:22:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,500 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {989#true} is VALID [2020-07-17 21:22:05,501 INFO L280 TraceCheckUtils]: 1: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,501 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {989#true} {990#false} #493#return; {990#false} is VALID [2020-07-17 21:22:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:05,504 INFO L280 TraceCheckUtils]: 0: Hoare triple {989#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {989#true} is VALID [2020-07-17 21:22:05,505 INFO L280 TraceCheckUtils]: 1: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,505 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {989#true} {990#false} #495#return; {990#false} is VALID [2020-07-17 21:22:05,509 INFO L263 TraceCheckUtils]: 0: Hoare triple {989#true} call ULTIMATE.init(); {1013#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:05,510 INFO L280 TraceCheckUtils]: 1: Hoare triple {1013#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {989#true} is VALID [2020-07-17 21:22:05,510 INFO L280 TraceCheckUtils]: 2: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,510 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {989#true} {989#true} #499#return; {989#true} is VALID [2020-07-17 21:22:05,510 INFO L263 TraceCheckUtils]: 4: Hoare triple {989#true} call #t~ret74 := main(); {989#true} is VALID [2020-07-17 21:22:05,511 INFO L280 TraceCheckUtils]: 5: Hoare triple {989#true} havoc ~retValue_acc~8;havoc ~tmp~4; {989#true} is VALID [2020-07-17 21:22:05,511 INFO L263 TraceCheckUtils]: 6: Hoare triple {989#true} call select_helpers(); {989#true} is VALID [2020-07-17 21:22:05,511 INFO L280 TraceCheckUtils]: 7: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,512 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {989#true} {989#true} #409#return; {989#true} is VALID [2020-07-17 21:22:05,512 INFO L263 TraceCheckUtils]: 9: Hoare triple {989#true} call select_features(); {989#true} is VALID [2020-07-17 21:22:05,512 INFO L280 TraceCheckUtils]: 10: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,512 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {989#true} {989#true} #411#return; {989#true} is VALID [2020-07-17 21:22:05,513 INFO L263 TraceCheckUtils]: 12: Hoare triple {989#true} call #t~ret49 := valid_product(); {989#true} is VALID [2020-07-17 21:22:05,513 INFO L280 TraceCheckUtils]: 13: Hoare triple {989#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {989#true} is VALID [2020-07-17 21:22:05,513 INFO L280 TraceCheckUtils]: 14: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,514 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {989#true} {989#true} #413#return; {989#true} is VALID [2020-07-17 21:22:05,514 INFO L280 TraceCheckUtils]: 16: Hoare triple {989#true} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp~4 := #t~ret49;havoc #t~ret49; {989#true} is VALID [2020-07-17 21:22:05,514 INFO L280 TraceCheckUtils]: 17: Hoare triple {989#true} assume 0 != ~tmp~4; {989#true} is VALID [2020-07-17 21:22:05,514 INFO L263 TraceCheckUtils]: 18: Hoare triple {989#true} call setup(); {989#true} is VALID [2020-07-17 21:22:05,515 INFO L280 TraceCheckUtils]: 19: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,515 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {989#true} {989#true} #415#return; {989#true} is VALID [2020-07-17 21:22:05,515 INFO L263 TraceCheckUtils]: 21: Hoare triple {989#true} call runTest(); {989#true} is VALID [2020-07-17 21:22:05,516 INFO L263 TraceCheckUtils]: 22: Hoare triple {989#true} call test(); {989#true} is VALID [2020-07-17 21:22:05,517 INFO L280 TraceCheckUtils]: 23: Hoare triple {989#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1003#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:05,517 INFO L280 TraceCheckUtils]: 24: Hoare triple {1003#(= 0 test_~splverifierCounter~0)} assume !false; {1003#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:05,518 INFO L280 TraceCheckUtils]: 25: Hoare triple {1003#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {990#false} is VALID [2020-07-17 21:22:05,518 INFO L263 TraceCheckUtils]: 26: Hoare triple {990#false} call cleanup(); {990#false} is VALID [2020-07-17 21:22:05,518 INFO L280 TraceCheckUtils]: 27: Hoare triple {990#false} havoc ~i~0;havoc ~__cil_tmp2~0; {990#false} is VALID [2020-07-17 21:22:05,519 INFO L263 TraceCheckUtils]: 28: Hoare triple {990#false} call timeShift(); {990#false} is VALID [2020-07-17 21:22:05,519 INFO L280 TraceCheckUtils]: 29: Hoare triple {990#false} assume !(0 != ~pumpRunning~0); {990#false} is VALID [2020-07-17 21:22:05,519 INFO L280 TraceCheckUtils]: 30: Hoare triple {990#false} assume !(0 != ~systemActive~0); {990#false} is VALID [2020-07-17 21:22:05,520 INFO L263 TraceCheckUtils]: 31: Hoare triple {990#false} call __utac_acc__Specification3_spec__1(); {990#false} is VALID [2020-07-17 21:22:05,520 INFO L280 TraceCheckUtils]: 32: Hoare triple {990#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {990#false} is VALID [2020-07-17 21:22:05,520 INFO L263 TraceCheckUtils]: 33: Hoare triple {990#false} call #t~ret0 := isMethaneLevelCritical(); {989#true} is VALID [2020-07-17 21:22:05,520 INFO L280 TraceCheckUtils]: 34: Hoare triple {989#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {989#true} is VALID [2020-07-17 21:22:05,521 INFO L280 TraceCheckUtils]: 35: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,521 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {989#true} {990#false} #491#return; {990#false} is VALID [2020-07-17 21:22:05,521 INFO L280 TraceCheckUtils]: 37: Hoare triple {990#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {990#false} is VALID [2020-07-17 21:22:05,521 INFO L280 TraceCheckUtils]: 38: Hoare triple {990#false} assume !(0 != ~tmp~0); {990#false} is VALID [2020-07-17 21:22:05,522 INFO L263 TraceCheckUtils]: 39: Hoare triple {990#false} call #t~ret1 := getWaterLevel(); {989#true} is VALID [2020-07-17 21:22:05,522 INFO L280 TraceCheckUtils]: 40: Hoare triple {989#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {989#true} is VALID [2020-07-17 21:22:05,522 INFO L280 TraceCheckUtils]: 41: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,523 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {989#true} {990#false} #493#return; {990#false} is VALID [2020-07-17 21:22:05,523 INFO L280 TraceCheckUtils]: 43: Hoare triple {990#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {990#false} is VALID [2020-07-17 21:22:05,523 INFO L280 TraceCheckUtils]: 44: Hoare triple {990#false} assume 2 == ~tmp___0~0; {990#false} is VALID [2020-07-17 21:22:05,523 INFO L263 TraceCheckUtils]: 45: Hoare triple {990#false} call #t~ret2 := isPumpRunning(); {989#true} is VALID [2020-07-17 21:22:05,524 INFO L280 TraceCheckUtils]: 46: Hoare triple {989#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {989#true} is VALID [2020-07-17 21:22:05,524 INFO L280 TraceCheckUtils]: 47: Hoare triple {989#true} assume true; {989#true} is VALID [2020-07-17 21:22:05,524 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {989#true} {990#false} #495#return; {990#false} is VALID [2020-07-17 21:22:05,525 INFO L280 TraceCheckUtils]: 49: Hoare triple {990#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {990#false} is VALID [2020-07-17 21:22:05,525 INFO L280 TraceCheckUtils]: 50: Hoare triple {990#false} assume !(0 != ~tmp___1~0); {990#false} is VALID [2020-07-17 21:22:05,525 INFO L263 TraceCheckUtils]: 51: Hoare triple {990#false} call __automaton_fail(); {990#false} is VALID [2020-07-17 21:22:05,525 INFO L280 TraceCheckUtils]: 52: Hoare triple {990#false} assume !false; {990#false} is VALID [2020-07-17 21:22:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:05,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833786046] [2020-07-17 21:22:05,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:05,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:22:05,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383782690] [2020-07-17 21:22:05,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:05,535 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:05,535 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:22:05,607 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:05,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:22:05,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:05,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:22:05,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:22:05,608 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 4 states. [2020-07-17 21:22:06,805 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:09,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:09,553 INFO L93 Difference]: Finished difference Result 192 states and 232 transitions. [2020-07-17 21:22:09,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:09,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:09,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-17 21:22:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-17 21:22:09,575 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 232 transitions. [2020-07-17 21:22:10,402 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 232 edges. 232 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:10,408 INFO L225 Difference]: With dead ends: 192 [2020-07-17 21:22:10,408 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:22:10,410 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:10,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:22:11,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-17 21:22:11,482 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:11,482 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:11,482 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:11,482 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:11,490 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-17 21:22:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-17 21:22:11,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:11,492 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:11,492 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-17 21:22:11,492 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-17 21:22:11,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:11,499 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-17 21:22:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-17 21:22:11,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:11,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:11,501 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:11,501 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-17 21:22:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 116 transitions. [2020-07-17 21:22:11,505 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 116 transitions. Word has length 53 [2020-07-17 21:22:11,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:11,506 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 116 transitions. [2020-07-17 21:22:11,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:22:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2020-07-17 21:22:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:22:11,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:11,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:11,508 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:22:11,509 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:11,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:11,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1316004347, now seen corresponding path program 1 times [2020-07-17 21:22:11,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:11,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561847398] [2020-07-17 21:22:11,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,890 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,971 INFO L280 TraceCheckUtils]: 0: Hoare triple {1711#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:11,972 INFO L280 TraceCheckUtils]: 1: Hoare triple {1689#(= 1 ~systemActive~0)} assume true; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:11,972 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1689#(= 1 ~systemActive~0)} {1684#true} #499#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,979 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:11,980 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1684#true} {1689#(= 1 ~systemActive~0)} #409#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,984 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:11,985 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1684#true} {1689#(= 1 ~systemActive~0)} #411#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:12,007 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1712#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:12,008 INFO L280 TraceCheckUtils]: 1: Hoare triple {1712#(= 1 |valid_product_#res|)} assume true; {1712#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:12,009 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1712#(= 1 |valid_product_#res|)} {1689#(= 1 ~systemActive~0)} #413#return; {1697#(= |main_#t~ret49| ~systemActive~0)} is VALID [2020-07-17 21:22:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:12,016 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,017 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1684#true} {1699#(not (= 0 ~systemActive~0))} #415#return; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:12,020 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1684#true} is VALID [2020-07-17 21:22:12,020 INFO L280 TraceCheckUtils]: 1: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,020 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1684#true} {1685#false} #491#return; {1685#false} is VALID [2020-07-17 21:22:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:12,023 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1684#true} is VALID [2020-07-17 21:22:12,024 INFO L280 TraceCheckUtils]: 1: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,024 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1684#true} {1685#false} #493#return; {1685#false} is VALID [2020-07-17 21:22:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:12,027 INFO L280 TraceCheckUtils]: 0: Hoare triple {1684#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1684#true} is VALID [2020-07-17 21:22:12,028 INFO L280 TraceCheckUtils]: 1: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,028 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1684#true} {1685#false} #495#return; {1685#false} is VALID [2020-07-17 21:22:12,035 INFO L263 TraceCheckUtils]: 0: Hoare triple {1684#true} call ULTIMATE.init(); {1711#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:12,044 INFO L280 TraceCheckUtils]: 1: Hoare triple {1711#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,045 INFO L280 TraceCheckUtils]: 2: Hoare triple {1689#(= 1 ~systemActive~0)} assume true; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,046 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1689#(= 1 ~systemActive~0)} {1684#true} #499#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,047 INFO L263 TraceCheckUtils]: 4: Hoare triple {1689#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,048 INFO L280 TraceCheckUtils]: 5: Hoare triple {1689#(= 1 ~systemActive~0)} havoc ~retValue_acc~8;havoc ~tmp~4; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,048 INFO L263 TraceCheckUtils]: 6: Hoare triple {1689#(= 1 ~systemActive~0)} call select_helpers(); {1684#true} is VALID [2020-07-17 21:22:12,048 INFO L280 TraceCheckUtils]: 7: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,049 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1684#true} {1689#(= 1 ~systemActive~0)} #409#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,049 INFO L263 TraceCheckUtils]: 9: Hoare triple {1689#(= 1 ~systemActive~0)} call select_features(); {1684#true} is VALID [2020-07-17 21:22:12,050 INFO L280 TraceCheckUtils]: 10: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,050 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1684#true} {1689#(= 1 ~systemActive~0)} #411#return; {1689#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:12,051 INFO L263 TraceCheckUtils]: 12: Hoare triple {1689#(= 1 ~systemActive~0)} call #t~ret49 := valid_product(); {1684#true} is VALID [2020-07-17 21:22:12,052 INFO L280 TraceCheckUtils]: 13: Hoare triple {1684#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1712#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:12,052 INFO L280 TraceCheckUtils]: 14: Hoare triple {1712#(= 1 |valid_product_#res|)} assume true; {1712#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:12,054 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1712#(= 1 |valid_product_#res|)} {1689#(= 1 ~systemActive~0)} #413#return; {1697#(= |main_#t~ret49| ~systemActive~0)} is VALID [2020-07-17 21:22:12,054 INFO L280 TraceCheckUtils]: 16: Hoare triple {1697#(= |main_#t~ret49| ~systemActive~0)} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp~4 := #t~ret49;havoc #t~ret49; {1698#(= main_~tmp~4 ~systemActive~0)} is VALID [2020-07-17 21:22:12,055 INFO L280 TraceCheckUtils]: 17: Hoare triple {1698#(= main_~tmp~4 ~systemActive~0)} assume 0 != ~tmp~4; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,055 INFO L263 TraceCheckUtils]: 18: Hoare triple {1699#(not (= 0 ~systemActive~0))} call setup(); {1684#true} is VALID [2020-07-17 21:22:12,056 INFO L280 TraceCheckUtils]: 19: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,057 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1684#true} {1699#(not (= 0 ~systemActive~0))} #415#return; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,057 INFO L263 TraceCheckUtils]: 21: Hoare triple {1699#(not (= 0 ~systemActive~0))} call runTest(); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,058 INFO L263 TraceCheckUtils]: 22: Hoare triple {1699#(not (= 0 ~systemActive~0))} call test(); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,059 INFO L280 TraceCheckUtils]: 23: Hoare triple {1699#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,064 INFO L280 TraceCheckUtils]: 24: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume !false; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,064 INFO L280 TraceCheckUtils]: 25: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,065 INFO L280 TraceCheckUtils]: 26: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,066 INFO L280 TraceCheckUtils]: 27: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~8); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,066 INFO L280 TraceCheckUtils]: 28: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,067 INFO L280 TraceCheckUtils]: 29: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,067 INFO L280 TraceCheckUtils]: 30: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,068 INFO L280 TraceCheckUtils]: 31: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,069 INFO L263 TraceCheckUtils]: 32: Hoare triple {1699#(not (= 0 ~systemActive~0))} call timeShift(); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,069 INFO L280 TraceCheckUtils]: 33: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1699#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:12,070 INFO L280 TraceCheckUtils]: 34: Hoare triple {1699#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1685#false} is VALID [2020-07-17 21:22:12,070 INFO L263 TraceCheckUtils]: 35: Hoare triple {1685#false} call __utac_acc__Specification3_spec__1(); {1685#false} is VALID [2020-07-17 21:22:12,070 INFO L280 TraceCheckUtils]: 36: Hoare triple {1685#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1685#false} is VALID [2020-07-17 21:22:12,071 INFO L263 TraceCheckUtils]: 37: Hoare triple {1685#false} call #t~ret0 := isMethaneLevelCritical(); {1684#true} is VALID [2020-07-17 21:22:12,071 INFO L280 TraceCheckUtils]: 38: Hoare triple {1684#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1684#true} is VALID [2020-07-17 21:22:12,071 INFO L280 TraceCheckUtils]: 39: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,071 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1684#true} {1685#false} #491#return; {1685#false} is VALID [2020-07-17 21:22:12,071 INFO L280 TraceCheckUtils]: 41: Hoare triple {1685#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1685#false} is VALID [2020-07-17 21:22:12,072 INFO L280 TraceCheckUtils]: 42: Hoare triple {1685#false} assume !(0 != ~tmp~0); {1685#false} is VALID [2020-07-17 21:22:12,072 INFO L263 TraceCheckUtils]: 43: Hoare triple {1685#false} call #t~ret1 := getWaterLevel(); {1684#true} is VALID [2020-07-17 21:22:12,072 INFO L280 TraceCheckUtils]: 44: Hoare triple {1684#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1684#true} is VALID [2020-07-17 21:22:12,072 INFO L280 TraceCheckUtils]: 45: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,073 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1684#true} {1685#false} #493#return; {1685#false} is VALID [2020-07-17 21:22:12,073 INFO L280 TraceCheckUtils]: 47: Hoare triple {1685#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {1685#false} is VALID [2020-07-17 21:22:12,073 INFO L280 TraceCheckUtils]: 48: Hoare triple {1685#false} assume 2 == ~tmp___0~0; {1685#false} is VALID [2020-07-17 21:22:12,073 INFO L263 TraceCheckUtils]: 49: Hoare triple {1685#false} call #t~ret2 := isPumpRunning(); {1684#true} is VALID [2020-07-17 21:22:12,074 INFO L280 TraceCheckUtils]: 50: Hoare triple {1684#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1684#true} is VALID [2020-07-17 21:22:12,074 INFO L280 TraceCheckUtils]: 51: Hoare triple {1684#true} assume true; {1684#true} is VALID [2020-07-17 21:22:12,074 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1684#true} {1685#false} #495#return; {1685#false} is VALID [2020-07-17 21:22:12,076 INFO L280 TraceCheckUtils]: 53: Hoare triple {1685#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {1685#false} is VALID [2020-07-17 21:22:12,076 INFO L280 TraceCheckUtils]: 54: Hoare triple {1685#false} assume !(0 != ~tmp___1~0); {1685#false} is VALID [2020-07-17 21:22:12,077 INFO L263 TraceCheckUtils]: 55: Hoare triple {1685#false} call __automaton_fail(); {1685#false} is VALID [2020-07-17 21:22:12,077 INFO L280 TraceCheckUtils]: 56: Hoare triple {1685#false} assume !false; {1685#false} is VALID [2020-07-17 21:22:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:12,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561847398] [2020-07-17 21:22:12,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:12,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:12,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32247500] [2020-07-17 21:22:12,097 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:12,099 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:12,100 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:12,170 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:12,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:12,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:12,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:12,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:12,171 INFO L87 Difference]: Start difference. First operand 101 states and 116 transitions. Second operand 8 states. [2020-07-17 21:22:12,834 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:13,791 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:14,187 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:14,504 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:20,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:20,794 INFO L93 Difference]: Finished difference Result 201 states and 246 transitions. [2020-07-17 21:22:20,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:22:20,794 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:20,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:20,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:22:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:22:20,806 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 246 transitions. [2020-07-17 21:22:21,715 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 246 edges. 246 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:21,718 INFO L225 Difference]: With dead ends: 201 [2020-07-17 21:22:21,719 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:22:21,720 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 [2020-07-17 21:22:21,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:22:22,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-17 21:22:22,886 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:22,886 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:22,886 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:22,886 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-17 21:22:22,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:22,893 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-17 21:22:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-17 21:22:22,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:22,894 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:22,894 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-17 21:22:22,895 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-17 21:22:22,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:22,901 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-17 21:22:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-17 21:22:22,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:22,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:22,902 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:22,902 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:22,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-17 21:22:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 115 transitions. [2020-07-17 21:22:22,906 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 115 transitions. Word has length 57 [2020-07-17 21:22:22,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:22,907 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 115 transitions. [2020-07-17 21:22:22,907 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2020-07-17 21:22:22,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 21:22:22,909 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:22,909 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] [2020-07-17 21:22:22,909 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:22,909 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:22,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:22,910 INFO L82 PathProgramCache]: Analyzing trace with hash -402432006, now seen corresponding path program 1 times [2020-07-17 21:22:22,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:22,910 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177953305] [2020-07-17 21:22:22,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,250 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,332 INFO L280 TraceCheckUtils]: 0: Hoare triple {2433#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,333 INFO L280 TraceCheckUtils]: 1: Hoare triple {2405#(= 1 ~waterLevel~0)} assume true; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,335 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2405#(= 1 ~waterLevel~0)} {2400#true} #499#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,341 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,342 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #409#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,347 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,348 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #411#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,353 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {2400#true} is VALID [2020-07-17 21:22:23,354 INFO L280 TraceCheckUtils]: 1: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,355 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #413#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,359 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,360 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #415#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,376 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,377 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2400#true} {2400#true} #457#return; {2400#true} is VALID [2020-07-17 21:22:23,377 INFO L280 TraceCheckUtils]: 0: Hoare triple {2434#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {2400#true} is VALID [2020-07-17 21:22:23,377 INFO L280 TraceCheckUtils]: 1: Hoare triple {2400#true} assume !(0 != ~pumpRunning~0); {2400#true} is VALID [2020-07-17 21:22:23,377 INFO L263 TraceCheckUtils]: 2: Hoare triple {2400#true} call processEnvironment__wrappee__base(); {2400#true} is VALID [2020-07-17 21:22:23,378 INFO L280 TraceCheckUtils]: 3: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,378 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2400#true} {2400#true} #457#return; {2400#true} is VALID [2020-07-17 21:22:23,379 INFO L280 TraceCheckUtils]: 5: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,380 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #473#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2400#true} is VALID [2020-07-17 21:22:23,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,386 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #491#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2437#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:23,403 INFO L280 TraceCheckUtils]: 1: Hoare triple {2437#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2437#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:23,404 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2437#(= |getWaterLevel_#res| ~waterLevel~0)} {2405#(= 1 ~waterLevel~0)} #493#return; {2428#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:22:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:23,407 INFO L280 TraceCheckUtils]: 0: Hoare triple {2400#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {2400#true} is VALID [2020-07-17 21:22:23,408 INFO L280 TraceCheckUtils]: 1: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,408 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2400#true} {2401#false} #495#return; {2401#false} is VALID [2020-07-17 21:22:23,413 INFO L263 TraceCheckUtils]: 0: Hoare triple {2400#true} call ULTIMATE.init(); {2433#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:23,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {2433#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,419 INFO L280 TraceCheckUtils]: 2: Hoare triple {2405#(= 1 ~waterLevel~0)} assume true; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,420 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2405#(= 1 ~waterLevel~0)} {2400#true} #499#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,421 INFO L263 TraceCheckUtils]: 4: Hoare triple {2405#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,421 INFO L280 TraceCheckUtils]: 5: Hoare triple {2405#(= 1 ~waterLevel~0)} havoc ~retValue_acc~8;havoc ~tmp~4; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,421 INFO L263 TraceCheckUtils]: 6: Hoare triple {2405#(= 1 ~waterLevel~0)} call select_helpers(); {2400#true} is VALID [2020-07-17 21:22:23,421 INFO L280 TraceCheckUtils]: 7: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,422 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #409#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,423 INFO L263 TraceCheckUtils]: 9: Hoare triple {2405#(= 1 ~waterLevel~0)} call select_features(); {2400#true} is VALID [2020-07-17 21:22:23,423 INFO L280 TraceCheckUtils]: 10: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,423 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #411#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,423 INFO L263 TraceCheckUtils]: 12: Hoare triple {2405#(= 1 ~waterLevel~0)} call #t~ret49 := valid_product(); {2400#true} is VALID [2020-07-17 21:22:23,424 INFO L280 TraceCheckUtils]: 13: Hoare triple {2400#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {2400#true} is VALID [2020-07-17 21:22:23,424 INFO L280 TraceCheckUtils]: 14: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,424 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #413#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,425 INFO L280 TraceCheckUtils]: 16: Hoare triple {2405#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp~4 := #t~ret49;havoc #t~ret49; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,425 INFO L280 TraceCheckUtils]: 17: Hoare triple {2405#(= 1 ~waterLevel~0)} assume 0 != ~tmp~4; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,425 INFO L263 TraceCheckUtils]: 18: Hoare triple {2405#(= 1 ~waterLevel~0)} call setup(); {2400#true} is VALID [2020-07-17 21:22:23,426 INFO L280 TraceCheckUtils]: 19: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,427 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #415#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,428 INFO L263 TraceCheckUtils]: 21: Hoare triple {2405#(= 1 ~waterLevel~0)} call runTest(); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,428 INFO L263 TraceCheckUtils]: 22: Hoare triple {2405#(= 1 ~waterLevel~0)} call test(); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,429 INFO L280 TraceCheckUtils]: 23: Hoare triple {2405#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,429 INFO L280 TraceCheckUtils]: 24: Hoare triple {2405#(= 1 ~waterLevel~0)} assume !false; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,430 INFO L280 TraceCheckUtils]: 25: Hoare triple {2405#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,430 INFO L280 TraceCheckUtils]: 26: Hoare triple {2405#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,431 INFO L280 TraceCheckUtils]: 27: Hoare triple {2405#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,432 INFO L280 TraceCheckUtils]: 28: Hoare triple {2405#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,432 INFO L280 TraceCheckUtils]: 29: Hoare triple {2405#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,433 INFO L280 TraceCheckUtils]: 30: Hoare triple {2405#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,433 INFO L280 TraceCheckUtils]: 31: Hoare triple {2405#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,434 INFO L263 TraceCheckUtils]: 32: Hoare triple {2405#(= 1 ~waterLevel~0)} call timeShift(); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,434 INFO L280 TraceCheckUtils]: 33: Hoare triple {2405#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,434 INFO L280 TraceCheckUtils]: 34: Hoare triple {2405#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,435 INFO L263 TraceCheckUtils]: 35: Hoare triple {2405#(= 1 ~waterLevel~0)} call processEnvironment(); {2434#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:23,435 INFO L280 TraceCheckUtils]: 36: Hoare triple {2434#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {2400#true} is VALID [2020-07-17 21:22:23,435 INFO L280 TraceCheckUtils]: 37: Hoare triple {2400#true} assume !(0 != ~pumpRunning~0); {2400#true} is VALID [2020-07-17 21:22:23,435 INFO L263 TraceCheckUtils]: 38: Hoare triple {2400#true} call processEnvironment__wrappee__base(); {2400#true} is VALID [2020-07-17 21:22:23,436 INFO L280 TraceCheckUtils]: 39: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,436 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2400#true} {2400#true} #457#return; {2400#true} is VALID [2020-07-17 21:22:23,436 INFO L280 TraceCheckUtils]: 41: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,436 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #473#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,437 INFO L263 TraceCheckUtils]: 43: Hoare triple {2405#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,437 INFO L280 TraceCheckUtils]: 44: Hoare triple {2405#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,437 INFO L263 TraceCheckUtils]: 45: Hoare triple {2405#(= 1 ~waterLevel~0)} call #t~ret0 := isMethaneLevelCritical(); {2400#true} is VALID [2020-07-17 21:22:23,438 INFO L280 TraceCheckUtils]: 46: Hoare triple {2400#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2400#true} is VALID [2020-07-17 21:22:23,438 INFO L280 TraceCheckUtils]: 47: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,438 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2400#true} {2405#(= 1 ~waterLevel~0)} #491#return; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,439 INFO L280 TraceCheckUtils]: 49: Hoare triple {2405#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,440 INFO L280 TraceCheckUtils]: 50: Hoare triple {2405#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2405#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:23,440 INFO L263 TraceCheckUtils]: 51: Hoare triple {2405#(= 1 ~waterLevel~0)} call #t~ret1 := getWaterLevel(); {2400#true} is VALID [2020-07-17 21:22:23,441 INFO L280 TraceCheckUtils]: 52: Hoare triple {2400#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2437#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:23,441 INFO L280 TraceCheckUtils]: 53: Hoare triple {2437#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2437#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:23,442 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2437#(= |getWaterLevel_#res| ~waterLevel~0)} {2405#(= 1 ~waterLevel~0)} #493#return; {2428#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:22:23,442 INFO L280 TraceCheckUtils]: 55: Hoare triple {2428#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {2429#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:22:23,443 INFO L280 TraceCheckUtils]: 56: Hoare triple {2429#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2401#false} is VALID [2020-07-17 21:22:23,443 INFO L263 TraceCheckUtils]: 57: Hoare triple {2401#false} call #t~ret2 := isPumpRunning(); {2400#true} is VALID [2020-07-17 21:22:23,443 INFO L280 TraceCheckUtils]: 58: Hoare triple {2400#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {2400#true} is VALID [2020-07-17 21:22:23,443 INFO L280 TraceCheckUtils]: 59: Hoare triple {2400#true} assume true; {2400#true} is VALID [2020-07-17 21:22:23,443 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2400#true} {2401#false} #495#return; {2401#false} is VALID [2020-07-17 21:22:23,443 INFO L280 TraceCheckUtils]: 61: Hoare triple {2401#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {2401#false} is VALID [2020-07-17 21:22:23,444 INFO L280 TraceCheckUtils]: 62: Hoare triple {2401#false} assume !(0 != ~tmp___1~0); {2401#false} is VALID [2020-07-17 21:22:23,444 INFO L263 TraceCheckUtils]: 63: Hoare triple {2401#false} call __automaton_fail(); {2401#false} is VALID [2020-07-17 21:22:23,444 INFO L280 TraceCheckUtils]: 64: Hoare triple {2401#false} assume !false; {2401#false} is VALID [2020-07-17 21:22:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:23,453 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177953305] [2020-07-17 21:22:23,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:23,454 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:23,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15048148] [2020-07-17 21:22:23,454 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:22:23,455 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:23,455 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:23,539 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:23,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:23,540 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:23,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:23,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:23,541 INFO L87 Difference]: Start difference. First operand 101 states and 115 transitions. Second operand 8 states. [2020-07-17 21:22:24,368 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:30,968 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:31,710 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:32,133 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:32,588 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:35,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:35,283 INFO L93 Difference]: Finished difference Result 299 states and 390 transitions. [2020-07-17 21:22:35,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:35,283 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:22:35,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-17 21:22:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-17 21:22:35,301 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 390 transitions. [2020-07-17 21:22:36,599 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 390 edges. 390 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:36,608 INFO L225 Difference]: With dead ends: 299 [2020-07-17 21:22:36,609 INFO L226 Difference]: Without dead ends: 222 [2020-07-17 21:22:36,610 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 [2020-07-17 21:22:36,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-07-17 21:22:38,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 176. [2020-07-17 21:22:38,405 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:38,406 INFO L82 GeneralOperation]: Start isEquivalent. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:38,406 INFO L74 IsIncluded]: Start isIncluded. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:38,406 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:38,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:38,418 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-17 21:22:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-17 21:22:38,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:38,420 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:38,420 INFO L74 IsIncluded]: Start isIncluded. First operand 176 states. Second operand 222 states. [2020-07-17 21:22:38,420 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 222 states. [2020-07-17 21:22:38,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:38,433 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-17 21:22:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-17 21:22:38,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:38,434 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:38,434 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:38,435 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-07-17 21:22:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 207 transitions. [2020-07-17 21:22:38,443 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 207 transitions. Word has length 65 [2020-07-17 21:22:38,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:38,443 INFO L479 AbstractCegarLoop]: Abstraction has 176 states and 207 transitions. [2020-07-17 21:22:38,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 207 transitions. [2020-07-17 21:22:38,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-17 21:22:38,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:38,445 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:38,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:22:38,446 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:38,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:38,446 INFO L82 PathProgramCache]: Analyzing trace with hash -643922522, now seen corresponding path program 1 times [2020-07-17 21:22:38,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:38,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257223839] [2020-07-17 21:22:38,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,809 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {3599#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,907 INFO L280 TraceCheckUtils]: 1: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume true; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,907 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3567#(= 0 ~pumpRunning~0)} {3562#true} #499#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,911 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,911 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #409#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,915 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,915 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #411#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,919 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-17 21:22:38,920 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,920 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #413#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,923 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #415#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,936 INFO L280 TraceCheckUtils]: 0: Hoare triple {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {3562#true} is VALID [2020-07-17 21:22:38,936 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,937 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #459#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,940 INFO L280 TraceCheckUtils]: 0: Hoare triple {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3562#true} is VALID [2020-07-17 21:22:38,940 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,940 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #471#return; {3563#false} is VALID [2020-07-17 21:22:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,955 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,956 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3562#true} #457#return; {3562#true} is VALID [2020-07-17 21:22:38,956 INFO L280 TraceCheckUtils]: 0: Hoare triple {3601#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {3562#true} is VALID [2020-07-17 21:22:38,956 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-17 21:22:38,957 INFO L263 TraceCheckUtils]: 2: Hoare triple {3562#true} call processEnvironment__wrappee__base(); {3562#true} is VALID [2020-07-17 21:22:38,957 INFO L280 TraceCheckUtils]: 3: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,957 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3562#true} {3562#true} #457#return; {3562#true} is VALID [2020-07-17 21:22:38,957 INFO L280 TraceCheckUtils]: 5: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,958 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3562#true} {3563#false} #473#return; {3563#false} is VALID [2020-07-17 21:22:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,963 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3562#true} is VALID [2020-07-17 21:22:38,964 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,964 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #491#return; {3563#false} is VALID [2020-07-17 21:22:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,967 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3562#true} is VALID [2020-07-17 21:22:38,968 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,968 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #493#return; {3563#false} is VALID [2020-07-17 21:22:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,972 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-17 21:22:38,972 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,972 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #495#return; {3563#false} is VALID [2020-07-17 21:22:38,977 INFO L263 TraceCheckUtils]: 0: Hoare triple {3562#true} call ULTIMATE.init(); {3599#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:38,983 INFO L280 TraceCheckUtils]: 1: Hoare triple {3599#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.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~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~string24.base, #t~string24.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(9);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(21);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~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(13);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string41.base, #t~string41.offset, 1);call write~init~int(77, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(101, #t~string41.base, 2 + #t~string41.offset, 1);call write~init~int(116, #t~string41.base, 3 + #t~string41.offset, 1);call write~init~int(104, #t~string41.base, 4 + #t~string41.offset, 1);call write~init~int(58, #t~string41.base, 5 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 6 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string43.base, #t~string43.offset, 1);call write~init~int(82, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(73, #t~string43.base, 2 + #t~string43.offset, 1);call write~init~int(84, #t~string43.base, 3 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 4 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(75, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string47.base, #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 1 + #t~string47.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,983 INFO L280 TraceCheckUtils]: 2: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume true; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,984 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3567#(= 0 ~pumpRunning~0)} {3562#true} #499#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,985 INFO L263 TraceCheckUtils]: 4: Hoare triple {3567#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,985 INFO L280 TraceCheckUtils]: 5: Hoare triple {3567#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~8;havoc ~tmp~4; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,986 INFO L263 TraceCheckUtils]: 6: Hoare triple {3567#(= 0 ~pumpRunning~0)} call select_helpers(); {3562#true} is VALID [2020-07-17 21:22:38,986 INFO L280 TraceCheckUtils]: 7: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,987 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #409#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,987 INFO L263 TraceCheckUtils]: 9: Hoare triple {3567#(= 0 ~pumpRunning~0)} call select_features(); {3562#true} is VALID [2020-07-17 21:22:38,987 INFO L280 TraceCheckUtils]: 10: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,988 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #411#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,988 INFO L263 TraceCheckUtils]: 12: Hoare triple {3567#(= 0 ~pumpRunning~0)} call #t~ret49 := valid_product(); {3562#true} is VALID [2020-07-17 21:22:38,988 INFO L280 TraceCheckUtils]: 13: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-17 21:22:38,988 INFO L280 TraceCheckUtils]: 14: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,990 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #413#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,990 INFO L280 TraceCheckUtils]: 16: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp~4 := #t~ret49;havoc #t~ret49; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,991 INFO L280 TraceCheckUtils]: 17: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~4; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,991 INFO L263 TraceCheckUtils]: 18: Hoare triple {3567#(= 0 ~pumpRunning~0)} call setup(); {3562#true} is VALID [2020-07-17 21:22:38,991 INFO L280 TraceCheckUtils]: 19: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:38,992 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #415#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,992 INFO L263 TraceCheckUtils]: 21: Hoare triple {3567#(= 0 ~pumpRunning~0)} call runTest(); {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,993 INFO L263 TraceCheckUtils]: 22: Hoare triple {3567#(= 0 ~pumpRunning~0)} call test(); {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,994 INFO L280 TraceCheckUtils]: 23: Hoare triple {3567#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,994 INFO L280 TraceCheckUtils]: 24: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume !false; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,995 INFO L280 TraceCheckUtils]: 25: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,996 INFO L280 TraceCheckUtils]: 26: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:38,998 INFO L280 TraceCheckUtils]: 27: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,006 INFO L263 TraceCheckUtils]: 28: Hoare triple {3567#(= 0 ~pumpRunning~0)} call waterRise(); {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:22:39,006 INFO L280 TraceCheckUtils]: 29: Hoare triple {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {3562#true} is VALID [2020-07-17 21:22:39,007 INFO L280 TraceCheckUtils]: 30: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,007 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3562#true} {3567#(= 0 ~pumpRunning~0)} #459#return; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,008 INFO L280 TraceCheckUtils]: 32: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,009 INFO L280 TraceCheckUtils]: 33: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,010 INFO L280 TraceCheckUtils]: 34: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,010 INFO L280 TraceCheckUtils]: 35: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,011 INFO L263 TraceCheckUtils]: 36: Hoare triple {3567#(= 0 ~pumpRunning~0)} call timeShift(); {3567#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:39,012 INFO L280 TraceCheckUtils]: 37: Hoare triple {3567#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {3563#false} is VALID [2020-07-17 21:22:39,012 INFO L263 TraceCheckUtils]: 38: Hoare triple {3563#false} call lowerWaterLevel(); {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:22:39,012 INFO L280 TraceCheckUtils]: 39: Hoare triple {3600#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3562#true} is VALID [2020-07-17 21:22:39,012 INFO L280 TraceCheckUtils]: 40: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,012 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {3562#true} {3563#false} #471#return; {3563#false} is VALID [2020-07-17 21:22:39,013 INFO L280 TraceCheckUtils]: 42: Hoare triple {3563#false} assume 0 != ~systemActive~0; {3563#false} is VALID [2020-07-17 21:22:39,013 INFO L263 TraceCheckUtils]: 43: Hoare triple {3563#false} call processEnvironment(); {3601#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:39,013 INFO L280 TraceCheckUtils]: 44: Hoare triple {3601#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {3562#true} is VALID [2020-07-17 21:22:39,013 INFO L280 TraceCheckUtils]: 45: Hoare triple {3562#true} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-17 21:22:39,013 INFO L263 TraceCheckUtils]: 46: Hoare triple {3562#true} call processEnvironment__wrappee__base(); {3562#true} is VALID [2020-07-17 21:22:39,014 INFO L280 TraceCheckUtils]: 47: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,014 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3562#true} {3562#true} #457#return; {3562#true} is VALID [2020-07-17 21:22:39,014 INFO L280 TraceCheckUtils]: 49: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,014 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {3562#true} {3563#false} #473#return; {3563#false} is VALID [2020-07-17 21:22:39,014 INFO L263 TraceCheckUtils]: 51: Hoare triple {3563#false} call __utac_acc__Specification3_spec__1(); {3563#false} is VALID [2020-07-17 21:22:39,015 INFO L280 TraceCheckUtils]: 52: Hoare triple {3563#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {3563#false} is VALID [2020-07-17 21:22:39,015 INFO L263 TraceCheckUtils]: 53: Hoare triple {3563#false} call #t~ret0 := isMethaneLevelCritical(); {3562#true} is VALID [2020-07-17 21:22:39,015 INFO L280 TraceCheckUtils]: 54: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3562#true} is VALID [2020-07-17 21:22:39,015 INFO L280 TraceCheckUtils]: 55: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,015 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3562#true} {3563#false} #491#return; {3563#false} is VALID [2020-07-17 21:22:39,016 INFO L280 TraceCheckUtils]: 57: Hoare triple {3563#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3563#false} is VALID [2020-07-17 21:22:39,016 INFO L280 TraceCheckUtils]: 58: Hoare triple {3563#false} assume !(0 != ~tmp~0); {3563#false} is VALID [2020-07-17 21:22:39,016 INFO L263 TraceCheckUtils]: 59: Hoare triple {3563#false} call #t~ret1 := getWaterLevel(); {3562#true} is VALID [2020-07-17 21:22:39,018 INFO L280 TraceCheckUtils]: 60: Hoare triple {3562#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3562#true} is VALID [2020-07-17 21:22:39,018 INFO L280 TraceCheckUtils]: 61: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,018 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3562#true} {3563#false} #493#return; {3563#false} is VALID [2020-07-17 21:22:39,018 INFO L280 TraceCheckUtils]: 63: Hoare triple {3563#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {3563#false} is VALID [2020-07-17 21:22:39,019 INFO L280 TraceCheckUtils]: 64: Hoare triple {3563#false} assume 2 == ~tmp___0~0; {3563#false} is VALID [2020-07-17 21:22:39,019 INFO L263 TraceCheckUtils]: 65: Hoare triple {3563#false} call #t~ret2 := isPumpRunning(); {3562#true} is VALID [2020-07-17 21:22:39,019 INFO L280 TraceCheckUtils]: 66: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-17 21:22:39,019 INFO L280 TraceCheckUtils]: 67: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:22:39,020 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3562#true} {3563#false} #495#return; {3563#false} is VALID [2020-07-17 21:22:39,020 INFO L280 TraceCheckUtils]: 69: Hoare triple {3563#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {3563#false} is VALID [2020-07-17 21:22:39,020 INFO L280 TraceCheckUtils]: 70: Hoare triple {3563#false} assume !(0 != ~tmp___1~0); {3563#false} is VALID [2020-07-17 21:22:39,020 INFO L263 TraceCheckUtils]: 71: Hoare triple {3563#false} call __automaton_fail(); {3563#false} is VALID [2020-07-17 21:22:39,021 INFO L280 TraceCheckUtils]: 72: Hoare triple {3563#false} assume !false; {3563#false} is VALID [2020-07-17 21:22:39,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:39,033 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257223839] [2020-07-17 21:22:39,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:39,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:22:39,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481284996] [2020-07-17 21:22:39,035 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-17 21:22:39,037 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:39,037 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:22:39,122 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:39,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:22:39,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:39,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:22:39,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:22:39,123 INFO L87 Difference]: Start difference. First operand 176 states and 207 transitions. Second operand 6 states. [2020-07-17 21:22:39,631 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:43,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:43,350 INFO L93 Difference]: Finished difference Result 289 states and 355 transitions. [2020-07-17 21:22:43,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 21:22:43,350 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-17 21:22:43,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:43,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-17 21:22:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-17 21:22:43,359 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 224 transitions. [2020-07-17 21:22:44,015 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:44,019 INFO L225 Difference]: With dead ends: 289 [2020-07-17 21:22:44,019 INFO L226 Difference]: Without dead ends: 137 [2020-07-17 21:22:44,021 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:22:44,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-17 21:22:45,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 125. [2020-07-17 21:22:45,321 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:45,321 INFO L82 GeneralOperation]: Start isEquivalent. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:45,321 INFO L74 IsIncluded]: Start isIncluded. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:45,322 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:45,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:45,327 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-17 21:22:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-17 21:22:45,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:45,327 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:45,327 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 137 states. [2020-07-17 21:22:45,327 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 137 states. [2020-07-17 21:22:45,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:45,333 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-17 21:22:45,333 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-17 21:22:45,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:45,334 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:45,334 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:45,334 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-17 21:22:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 140 transitions. [2020-07-17 21:22:45,339 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 140 transitions. Word has length 73 [2020-07-17 21:22:45,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:45,339 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 140 transitions. [2020-07-17 21:22:45,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:22:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 140 transitions. [2020-07-17 21:22:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-17 21:22:45,341 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:45,341 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] [2020-07-17 21:22:45,341 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:22:45,341 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:45,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:45,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1866072192, now seen corresponding path program 1 times [2020-07-17 21:22:45,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:45,342 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510806008] [2020-07-17 21:22:45,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:45,543 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:22:45,543 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:22:45,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:22:45,695 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:45,696 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:45,697 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:22:45,698 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:22:45,699 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,700 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,700 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,700 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:22:45,700 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:22:45,700 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:45,701 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:45,702 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:22:45,702 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:45,702 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:45,702 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:45,702 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L164-2 has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L164-2 has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L164-2 has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L221-2 has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L221-2 has no Hoare annotation [2020-07-17 21:22:45,703 WARN L170 areAnnotationChecker]: L221-2 has no Hoare annotation [2020-07-17 21:22:45,704 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:22:45,704 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:22:45,704 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:22:45,704 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:22:45,704 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: L843 has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: L843 has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:22:45,705 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:22:45,706 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:22:45,706 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:22:45,706 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-17 21:22:45,706 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-17 21:22:45,706 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: L725 has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: L725 has no Hoare annotation [2020-07-17 21:22:45,707 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:22:45,708 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:22:45,709 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-17 21:22:45,709 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:22:45,709 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:22:45,709 WARN L170 areAnnotationChecker]: L281 has no Hoare annotation [2020-07-17 21:22:45,709 WARN L170 areAnnotationChecker]: L281 has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:22:45,710 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:22:45,711 WARN L170 areAnnotationChecker]: L488-1 has no Hoare annotation [2020-07-17 21:22:45,711 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:45,711 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:22:45,711 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:22:45,711 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:45,712 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L464-1 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L476-1 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:22:45,713 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:22:45,714 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L843-1 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L807-2 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L420-1 has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:22:45,715 WARN L170 areAnnotationChecker]: L785-1 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L740-1 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-17 21:22:45,716 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: L374-1 has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:22:45,717 WARN L170 areAnnotationChecker]: L286 has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: L286 has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: L513-2 has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: L51-1 has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:45,718 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L672-1 has no Hoare annotation [2020-07-17 21:22:45,719 WARN L170 areAnnotationChecker]: L672-1 has no Hoare annotation [2020-07-17 21:22:45,720 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:45,720 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:45,720 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:22:45,720 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:22:45,720 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: L668 has no Hoare annotation [2020-07-17 21:22:45,721 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-17 21:22:45,722 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-17 21:22:45,722 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-17 21:22:45,722 WARN L170 areAnnotationChecker]: L845 has no Hoare annotation [2020-07-17 21:22:45,722 WARN L170 areAnnotationChecker]: L845 has no Hoare annotation [2020-07-17 21:22:45,722 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: L670-1 has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: L727-1 has no Hoare annotation [2020-07-17 21:22:45,723 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: L766-1 has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 21:22:45,724 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:22:45,725 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L886-1 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L597-2 has no Hoare annotation [2020-07-17 21:22:45,726 WARN L170 areAnnotationChecker]: L597-2 has no Hoare annotation [2020-07-17 21:22:45,727 WARN L170 areAnnotationChecker]: L597-2 has no Hoare annotation [2020-07-17 21:22:45,727 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:22:45,727 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:45,727 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:45,727 WARN L170 areAnnotationChecker]: L876-1 has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: L170-1 has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:45,728 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:22:45,729 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: L845-2 has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: L819-2 has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:22:45,730 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L306-2 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L306-2 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L306-2 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-17 21:22:45,731 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-17 21:22:45,732 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:45,732 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:22:45,732 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:22:45,732 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:22:45,732 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:22:45,733 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:22:45,733 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:22:45,733 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:22:45,733 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:22:45,733 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: L630 has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: L630 has no Hoare annotation [2020-07-17 21:22:45,735 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: L322-1 has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: L338-1 has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:22:45,736 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:22:45,737 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:22:45,738 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:22:45,739 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:22:45,739 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:22:45,739 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:22:45,739 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:22:45,739 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L830-1 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:22:45,740 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L902-2 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L902-2 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:22:45,741 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:22:45,742 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:22:45,743 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:22:45,743 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:22:45,743 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:22:45,743 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:22:45,743 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:22:45,744 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-17 21:22:45,745 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,746 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,747 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,747 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,747 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:45,747 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:22:45,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:22:45 BoogieIcfgContainer [2020-07-17 21:22:45,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:22:45,754 INFO L168 Benchmark]: Toolchain (without parser) took 50888.36 ms. Allocated memory was 143.7 MB in the beginning and 706.7 MB in the end (delta: 563.1 MB). Free memory was 99.2 MB in the beginning and 282.8 MB in the end (delta: -183.7 MB). Peak memory consumption was 379.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,754 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 143.7 MB. Free memory was 118.6 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.14 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 98.7 MB in the beginning and 168.8 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,756 INFO L168 Benchmark]: Boogie Preprocessor took 107.34 ms. Allocated memory is still 200.8 MB. Free memory was 168.8 MB in the beginning and 163.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,757 INFO L168 Benchmark]: RCFGBuilder took 1698.90 ms. Allocated memory was 200.8 MB in the beginning and 231.2 MB in the end (delta: 30.4 MB). Free memory was 163.2 MB in the beginning and 93.1 MB in the end (delta: 70.1 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,757 INFO L168 Benchmark]: TraceAbstraction took 48398.54 ms. Allocated memory was 231.2 MB in the beginning and 706.7 MB in the end (delta: 475.5 MB). Free memory was 93.1 MB in the beginning and 282.8 MB in the end (delta: -189.7 MB). Peak memory consumption was 285.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:45,760 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 143.7 MB. Free memory was 118.6 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.14 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 98.7 MB in the beginning and 168.8 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.34 ms. Allocated memory is still 200.8 MB. Free memory was 168.8 MB in the beginning and 163.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.90 ms. Allocated memory was 200.8 MB in the beginning and 231.2 MB in the end (delta: 30.4 MB). Free memory was 163.2 MB in the beginning and 93.1 MB in the end (delta: 70.1 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48398.54 ms. Allocated memory was 231.2 MB in the beginning and 706.7 MB in the end (delta: 475.5 MB). Free memory was 93.1 MB in the beginning and 282.8 MB in the end (delta: -189.7 MB). Peak memory consumption was 285.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L256] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L458] int waterLevel = 1; [L459] int methaneLevelCritical = 0; [L585] int cleanupTimeShifts = 4; [L686] int pumpRunning = 0; [L687] int systemActive = 1; VAL [\old(cleanupTimeShifts)=172, \old(head)=176, \old(head)=163, \old(methaneLevelCritical)=147, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=142, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L661] int retValue_acc ; [L662] 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] [L666] 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] [L667] 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] [L668] 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] [L576] int retValue_acc ; [L579] retValue_acc = 1 [L580] 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] [L668] 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] [L668] tmp = valid_product() [L670] 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] [L672] 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] [L673] 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] [L655] 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] [L857] int splverifierCounter ; [L858] int tmp ; [L859] int tmp___0 ; [L860] int tmp___1 ; [L861] int tmp___2 ; [L864] 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] [L866] 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] [L868] 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] [L874] tmp = __VERIFIER_nondet_int() [L876] 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] [L878] 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] [L476] COND TRUE waterLevel < 2 [L477] 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] [L878] 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] [L884] tmp___0 = __VERIFIER_nondet_int() [L886] 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] [L894] tmp___2 = __VERIFIER_nondet_int() [L896] 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] [L909] 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] [L693] 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] [L700] 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] [L702] 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] [L722] 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] [L725] 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] [L740] 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] [L702] 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] [L708] 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] [L45] int tmp ; [L46] int tmp___0 ; [L47] 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] [L51] 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] [L497] int retValue_acc ; [L500] retValue_acc = methaneLevelCritical [L501] 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] [L51] 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] [L51] tmp = isMethaneLevelCritical() [L53] 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] [L57] 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] [L529] int retValue_acc ; [L532] retValue_acc = waterLevel [L533] 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] [L57] 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] [L57] tmp___0 = getWaterLevel() [L59] 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] [L61] 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] [L792] int retValue_acc ; [L795] retValue_acc = pumpRunning [L796] 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] [L61] 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] [L61] tmp___1 = isPumpRunning() [L63] 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] [L67] 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] [L82] __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 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 48.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 37.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 445 SDtfs, 781 SDslu, 246 SDs, 0 SdLazy, 1303 SolverSat, 467 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.7s 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, 2.6s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 84162 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...